Planet

navi

home

PPS

about

screenshots

download

development

forum

Context Navigation

source: code/branches/steering/src/xml/xmlParser.cc @ 303

Last change on this file since 303 was 164, checked in by nicolasc, 17 years ago
Brute force megre of xml branch
File size: 98.9 KB

Line
1	/**
2	****************************************************************************
3	* <P> XML.c - implementation file for basic XML parser written in ANSI C++
4	* for portability. It works by using recursion and a node tree for breaking
5	* down the elements of an XML document. </P>
6	*
7	* @version V2.33
8	* @author Frank Vanden Berghen
9	*
10	* NOTE:
11	*
12	* If you add "#define STRICT_PARSING", on the first line of this file
13	* the parser will see the following XML-stream:
14	* <a><b>some text</b><b>other text </a>
15	* as an error. Otherwise, this tring will be equivalent to:
16	* <a><b>some text</b><b>other text</b></a>
17	*
18	* NOTE:
19	*
20	* If you add "#define APPROXIMATE_PARSING" on the first line of this file
21	* the parser will see the following XML-stream:
22	* <data name="n1">
23	* <data name="n2">
24	* <data name="n3" />
25	* as equivalent to the following XML-stream:
26	* <data name="n1" />
27	* <data name="n2" />
28	* <data name="n3" />
29	* This can be useful for badly-formed XML-streams but prevent the use
30	* of the following XML-stream (problem is: tags at contiguous levels
31	* have the same names):
32	* <data name="n1">
33	* <data name="n2">
34	* <data name="n3" />
35	* </data>
36	* </data>
37	*
38	* NOTE:
39	*
40	* If you add "#define _XMLPARSER_NO_MESSAGEBOX_" on the first line of this file
41	* the "openFileHelper" function will always display error messages inside the
42	* console instead of inside a message-box-window. Message-box-windows are
43	* available on windows 9x/NT/2000/XP/Vista only.
44	*
45	* BSD license:
46	* Copyright (c) 2002, Frank Vanden Berghen
47	* All rights reserved.
48	* Redistribution and use in source and binary forms, with or without
49	* modification, are permitted provided that the following conditions are met:
50	*
51	* * Redistributions of source code must retain the above copyright
52	* notice, this list of conditions and the following disclaimer.
53	* * Redistributions in binary form must reproduce the above copyright
54	* notice, this list of conditions and the following disclaimer in the
55	* documentation and/or other materials provided with the distribution.
56	* * Neither the name of the Frank Vanden Berghen nor the
57	* names of its contributors may be used to endorse or promote products
58	* derived from this software without specific prior written permission.
59	*
60	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
61	* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
62	* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
63	* DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
64	* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
65	* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
66	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
67	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
68	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
69	* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
70	*
71	****************************************************************************
72	*/
73	#ifndef _CRT_SECURE_NO_DEPRECATE
74	#define _CRT_SECURE_NO_DEPRECATE
75	#endif
76	#include "xmlParser.h"
77	#ifdef _XMLWINDOWS
78	//#ifdef _DEBUG
79	//#define _CRTDBG_MAP_ALLOC
80	//#include <crtdbg.h>
81	//#endif
82	#define WIN32_LEAN_AND_MEAN
83	#include <Windows.h> // to have IsTextUnicode, MultiByteToWideChar, WideCharToMultiByte to handle unicode files
84	// to have "MessageBoxA" to display error messages for openFilHelper
85	#endif
86
87	#include <memory.h>
88	#include <assert.h>
89	#include <stdio.h>
90	#include <string.h>
91	#include <stdlib.h>
92
93	XMLCSTR XMLNode::getVersion() { return _X("v2.30"); }
94	void freeXMLString(XMLSTR t){free(t);}
95
96	static XMLNode::XMLCharEncoding characterEncoding=XMLNode::encoding_UTF8;
97	static char guessWideCharChars=1, dropWhiteSpace=1;
98
99	inline int mmin( const int t1, const int t2 ) { return t1 < t2 ? t1 : t2; }
100
101	// You can modify the initialization of the variable "XMLClearTags" below
102	// to change the clearTags that are currently recognized by the library.
103	// The number on the second columns is the length of the string inside the
104	// first column. The "<!DOCTYPE" declaration must be the second in the list.
105	typedef struct { XMLCSTR lpszOpen; int openTagLen; XMLCSTR lpszClose;} ALLXMLClearTag;
106	static ALLXMLClearTag XMLClearTags[] =
107	{
108	{ _X("<![CDATA["),9, _X("]]>") },
109	{ _X("<!DOCTYPE"),9, _X(">") },
110	{ _X("<PRE>") ,5, _X("</PRE>") },
111	{ _X("<Script>") ,8, _X("</Script>")},
112	{ _X("<!--") ,4, _X("-->") },
113	{ NULL ,0, NULL }
114	};
115
116	// You can modify the initialization of the variable "XMLEntities" below
117	// to change the character entities that are currently recognized by the library.
118	// The number on the second columns is the length of the string inside the
119	// first column. Additionally, the syntaxes " " and " " are recognized.
120	typedef struct { XMLCSTR s; int l; XMLCHAR c;} XMLCharacterEntity;
121	static XMLCharacterEntity XMLEntities[] =
122	{
123	{ _X("&" ), 5, _X('&' )},
124	{ _X("<" ), 4, _X('<' )},
125	{ _X(">" ), 4, _X('>' )},
126	{ _X("""), 6, _X('\"')},
127	{ _X("'"), 6, _X('\'')},
128	{ NULL , 0, '\0' }
129	};
130
131	// When rendering the XMLNode to a string (using the "createXMLString" function),
132	// you can ask for a beautiful formatting. This formatting is using the
133	// following indentation character:
134	#define INDENTCHAR _X('\t')
135
136	// The following function parses the XML errors into a user friendly string.
137	// You can edit this to change the output language of the library to something else.
138	XMLCSTR XMLNode::getError(XMLError xerror)
139	{
140	switch (xerror)
141	{
142	case eXMLErrorNone: return _X("No error");
143	case eXMLErrorMissingEndTag: return _X("Warning: Unmatched end tag");
144	case eXMLErrorNoXMLTagFound: return _X("Warning: No XML tag found");
145	case eXMLErrorEmpty: return _X("Error: No XML data");
146	case eXMLErrorMissingTagName: return _X("Error: Missing start tag name");
147	case eXMLErrorMissingEndTagName: return _X("Error: Missing end tag name");
148	case eXMLErrorUnmatchedEndTag: return _X("Error: Unmatched end tag");
149	case eXMLErrorUnmatchedEndClearTag: return _X("Error: Unmatched clear tag end");
150	case eXMLErrorUnexpectedToken: return _X("Error: Unexpected token found");
151	case eXMLErrorNoElements: return _X("Error: No elements found");
152	case eXMLErrorFileNotFound: return _X("Error: File not found");
153	case eXMLErrorFirstTagNotFound: return _X("Error: First Tag not found");
154	case eXMLErrorUnknownCharacterEntity:return _X("Error: Unknown character entity");
155	case eXMLErrorCharConversionError: return _X("Error: unable to convert between WideChar and MultiByte chars");
156	case eXMLErrorCannotOpenWriteFile: return _X("Error: unable to open file for writing");
157	case eXMLErrorCannotWriteFile: return _X("Error: cannot write into file");
158
159	case eXMLErrorBase64DataSizeIsNotMultipleOf4: return _X("Warning: Base64-string length is not a multiple of 4");
160	case eXMLErrorBase64DecodeTruncatedData: return _X("Warning: Base64-string is truncated");
161	case eXMLErrorBase64DecodeIllegalCharacter: return _X("Error: Base64-string contains an illegal character");
162	case eXMLErrorBase64DecodeBufferTooSmall: return _X("Error: Base64 decode output buffer is too small");
163	};
164	return _X("Unknown");
165	}
166
167	/////////////////////////////////////////////////////////////////////////
168	// Here start the abstraction layer to be OS-independent //
169	/////////////////////////////////////////////////////////////////////////
170
171	// Here is an abstraction layer to access some common string manipulation functions.
172	// The abstraction layer is currently working for gcc, Microsoft Visual Studio 6.0,
173	// Microsoft Visual Studio .NET, CC (sun compiler) and Borland C++.
174	// If you plan to "port" the library to a new system/compiler, all you have to do is
175	// to edit the following lines.
176	#ifdef XML_NO_WIDE_CHAR
177	char myIsTextWideChar(const void *b, int len) { return FALSE; }
178	#else
179	#if defined (UNDER_CE) \|\| !defined(_XMLWINDOWS)
180	char myIsTextWideChar(const void *b, int len) // inspired by the Wine API: RtlIsTextUnicode
181	{
182	#ifdef sun
183	// for SPARC processors: wchar_t* buffers must always be alligned, otherwise it's a char* buffer.
184	if ((((unsigned long)b)%sizeof(wchar_t))!=0) return FALSE;
185	#endif
186	const wchar_t s=(const wchar_t)b;
187
188	// buffer too small:
189	if (len<(int)sizeof(wchar_t)) return FALSE;
190
191	// odd length test
192	if (len&1) return FALSE;
193
194	/* only checks the first 256 characters */
195	len=mmin(256,len/sizeof(wchar_t));
196
197	// Check for the special byte order:
198	if (((unsigned short)s) == 0xFFFE) return TRUE; // IS_TEXT_UNICODE_REVERSE_SIGNATURE;
199	if (((unsigned short)s) == 0xFEFF) return TRUE; // IS_TEXT_UNICODE_SIGNATURE
200
201	// checks for ASCII characters in the UNICODE stream
202	int i,stats=0;
203	for (i=0; i<len; i++) if (s[i]<=(unsigned short)255) stats++;
204	if (stats>len/2) return TRUE;
205
206	// Check for UNICODE NULL chars
207	for (i=0; i<len; i++) if (!s[i]) return TRUE;
208
209	return FALSE;
210	}
211	#else
212	char myIsTextWideChar(const void *b,int l) { return (char)IsTextUnicode((CONST LPVOID)b,l,NULL); };
213	#endif
214	#endif
215
216	#ifdef _XMLWINDOWS
217	// for Microsoft Visual Studio 6.0 and Microsoft Visual Studio .NET,
218	#ifdef _XMLWIDECHAR
219	wchar_t myMultiByteToWideChar(const char s)
220	{
221	int i;
222	if (characterEncoding==XMLNode::encoding_UTF8) i=(int)MultiByteToWideChar(CP_UTF8,0 ,s,-1,NULL,0);
223	else i=(int)MultiByteToWideChar(CP_ACP ,MB_PRECOMPOSED,s,-1,NULL,0);
224	if (i<0) return NULL;
225	wchar_t d=(wchar_t )malloc((i+1)*sizeof(XMLCHAR));
226	if (characterEncoding==XMLNode::encoding_UTF8) i=(int)MultiByteToWideChar(CP_UTF8,0 ,s,-1,d,i);
227	else i=(int)MultiByteToWideChar(CP_ACP ,MB_PRECOMPOSED,s,-1,d,i);
228	d[i]=0;
229	return d;
230	}
231	static inline FILE *xfopen(XMLCSTR filename,XMLCSTR mode) { return _wfopen(filename,mode); }
232	static inline int xstrlen(XMLCSTR c) { return (int)wcslen(c); }
233	static inline int xstrnicmp(XMLCSTR c1, XMLCSTR c2, int l) { return _wcsnicmp(c1,c2,l);}
234	static inline int xstrncmp(XMLCSTR c1, XMLCSTR c2, int l) { return wcsncmp(c1,c2,l);}
235	static inline int xstricmp(XMLCSTR c1, XMLCSTR c2) { return _wcsicmp(c1,c2); }
236	static inline XMLSTR xstrstr(XMLCSTR c1, XMLCSTR c2) { return (XMLSTR)wcsstr(c1,c2); }
237	static inline XMLSTR xstrcpy(XMLSTR c1, XMLCSTR c2) { return (XMLSTR)wcscpy(c1,c2); }
238	#else
239	char myWideCharToMultiByte(const wchar_t s)
240	{
241	UINT codePage=CP_ACP; if (characterEncoding==XMLNode::encoding_UTF8) codePage=CP_UTF8;
242	int i=(int)WideCharToMultiByte(codePage, // code page
243	0, // performance and mapping flags
244	s, // wide-character string
245	-1, // number of chars in string
246	NULL, // buffer for new string
247	0, // size of buffer
248	NULL, // default for unmappable chars
249	NULL // set when default char used
250	);
251	if (i<0) return NULL;
252	char d=(char)malloc(i+1);
253	WideCharToMultiByte(codePage, // code page
254	0, // performance and mapping flags
255	s, // wide-character string
256	-1, // number of chars in string
257	d, // buffer for new string
258	i, // size of buffer
259	NULL, // default for unmappable chars
260	NULL // set when default char used
261	);
262	d[i]=0;
263	return d;
264	}
265	static inline FILE *xfopen(XMLCSTR filename,XMLCSTR mode) { return fopen(filename,mode); }
266	static inline int xstrlen(XMLCSTR c) { return (int)strlen(c); }
267	static inline int xstrnicmp(XMLCSTR c1, XMLCSTR c2, int l) { return _strnicmp(c1,c2,l);}
268	static inline int xstrncmp(XMLCSTR c1, XMLCSTR c2, int l) { return strncmp(c1,c2,l);}
269	static inline int xstricmp(XMLCSTR c1, XMLCSTR c2) { return _stricmp(c1,c2); }
270	static inline XMLSTR xstrstr(XMLCSTR c1, XMLCSTR c2) { return (XMLSTR)strstr(c1,c2); }
271	static inline XMLSTR xstrcpy(XMLSTR c1, XMLCSTR c2) { return (XMLSTR)strcpy(c1,c2); }
272	#endif
273	#ifdef __BORLANDC__
274	static inline int _strnicmp(char c1, char c2, int l){ return strnicmp(c1,c2,l);}
275	#endif
276	#else
277	// for gcc and CC
278	#ifdef XML_NO_WIDE_CHAR
279	char myWideCharToMultiByte(const wchar_t s) { return NULL; }
280	#else
281	char myWideCharToMultiByte(const wchar_t s)
282	{
283	const wchar_t *ss=s;
284	int i=(int)wcsrtombs(NULL,&ss,0,NULL);
285	if (i<0) return NULL;
286	char d=(char )malloc(i+1);
287	wcsrtombs(d,&s,i,NULL);
288	d[i]=0;
289	return d;
290	}
291	#endif
292	#ifdef _XMLWIDECHAR
293	wchar_t myMultiByteToWideChar(const char s)
294	{
295	const char *ss=s;
296	int i=(int)mbsrtowcs(NULL,&ss,0,NULL);
297	if (i<0) return NULL;
298	wchar_t d=(wchar_t )malloc((i+1)*sizeof(wchar_t));
299	mbsrtowcs(d,&s,i,NULL);
300	d[i]=0;
301	return d;
302	}
303	int xstrlen(XMLCSTR c) { return wcslen(c); }
304	#ifdef sun
305	// for CC
306	#include <widec.h>
307	static inline int xstrnicmp(XMLCSTR c1, XMLCSTR c2, int l) { return wsncasecmp(c1,c2,l);}
308	static inline int xstrncmp(XMLCSTR c1, XMLCSTR c2, int l) { return wsncmp(c1,c2,l);}
309	static inline int xstricmp(XMLCSTR c1, XMLCSTR c2) { return wscasecmp(c1,c2); }
310	#else
311	// for gcc
312	static inline int xstrnicmp(XMLCSTR c1, XMLCSTR c2, int l) { return wcsncasecmp(c1,c2,l);}
313	static inline int xstrncmp(XMLCSTR c1, XMLCSTR c2, int l) { return wcsncmp(c1,c2,l);}
314	static inline int xstricmp(XMLCSTR c1, XMLCSTR c2) { return wcscasecmp(c1,c2); }
315	#endif
316	static inline XMLSTR xstrstr(XMLCSTR c1, XMLCSTR c2) { return (XMLSTR)wcsstr(c1,c2); }
317	static inline XMLSTR xstrcpy(XMLSTR c1, XMLCSTR c2) { return (XMLSTR)wcscpy(c1,c2); }
318	static inline FILE *xfopen(XMLCSTR filename,XMLCSTR mode)
319	{
320	char *filenameAscii=myWideCharToMultiByte(filename);
321	FILE *f;
322	if (mode[0]==_X('r')) f=fopen(filenameAscii,"rb");
323	else f=fopen(filenameAscii,"wb");
324	free(filenameAscii);
325	return f;
326	}
327	#else
328	static inline FILE *xfopen(XMLCSTR filename,XMLCSTR mode) { return fopen(filename,mode); }
329	static inline int xstrlen(XMLCSTR c) { return strlen(c); }
330	static inline int xstrnicmp(XMLCSTR c1, XMLCSTR c2, int l) { return strncasecmp(c1,c2,l);}
331	static inline int xstrncmp(XMLCSTR c1, XMLCSTR c2, int l) { return strncmp(c1,c2,l);}
332	static inline int xstricmp(XMLCSTR c1, XMLCSTR c2) { return strcasecmp(c1,c2); }
333	static inline XMLSTR xstrstr(XMLCSTR c1, XMLCSTR c2) { return (XMLSTR)strstr(c1,c2); }
334	static inline XMLSTR xstrcpy(XMLSTR c1, XMLCSTR c2) { return (XMLSTR)strcpy(c1,c2); }
335	#endif
336	static inline int _strnicmp(const char c1,const char c2, int l) { return strncasecmp(c1,c2,l);}
337	#endif
338
339	/////////////////////////////////////////////////////////////////////////
340	// the "openFileHelper" function //
341	/////////////////////////////////////////////////////////////////////////
342
343	// Since each application has its own way to report and deal with errors, you should modify & rewrite
344	// the following "openFileHelper" function to get an "error reporting mechanism" tailored to your needs.
345	XMLNode XMLNode::openFileHelper(XMLCSTR filename, XMLCSTR tag)
346	{
347	// guess the value of the global parameter "characterEncoding"
348	// (the guess is based on the first 200 bytes of the file).
349	FILE *f=xfopen(filename,_X("rb"));
350	if (f)
351	{
352	char bb[205];
353	int l=(int)fread(bb,1,200,f);
354	setGlobalOptions(guessCharEncoding(bb,l),guessWideCharChars,dropWhiteSpace);
355	fclose(f);
356	}
357
358	// parse the file
359	XMLResults pResults;
360	XMLNode xnode=XMLNode::parseFile(filename,tag,&pResults);
361
362	// display error message (if any)
363	if (pResults.error != eXMLErrorNone)
364	{
365	// create message
366	char message[2000],s1=(char)"",s3=(char)""; XMLCSTR s2=_X("");
367	if (pResults.error==eXMLErrorFirstTagNotFound) { s1=(char)"First Tag should be '"; s2=tag; s3=(char)"'.\n"; }
368	sprintf(message,
369	#ifdef _XMLWIDECHAR
370	"XML Parsing error inside file '%S'.\n%S\nAt line %i, column %i.\n%s%S%s"
371	#else
372	"XML Parsing error inside file '%s'.\n%s\nAt line %i, column %i.\n%s%s%s"
373	#endif
374	,filename,XMLNode::getError(pResults.error),pResults.nLine,pResults.nColumn,s1,s2,s3);
375
376	// display message
377	#if defined(_XMLWINDOWS) && !defined(UNDER_CE) && !defined(_XMLPARSER_NO_MESSAGEBOX_)
378	MessageBoxA(NULL,message,"XML Parsing error",MB_OK\|MB_ICONERROR\|MB_TOPMOST);
379	#else
380	printf("%s",message);
381	#endif
382	exit(255);
383	}
384	return xnode;
385	}
386
387	/////////////////////////////////////////////////////////////////////////
388	// Here start the core implementation of the XMLParser library //
389	/////////////////////////////////////////////////////////////////////////
390
391	// You should normally not change anything below this point.
392
393	#ifndef _XMLWIDECHAR
394	// If "characterEncoding=ascii" then we assume that all characters have the same length of 1 byte.
395	// If "characterEncoding=UTF8" then the characters have different lengths (from 1 byte to 4 bytes).
396	// If "characterEncoding=ShiftJIS" then the characters have different lengths (from 1 byte to 2 bytes).
397	// This table is used as lookup-table to know the length of a character (in byte) based on the
398	// content of the first byte of the character.
399	// (note: if you modify this, you must always have XML_utf8ByteTable[0]=0 ).
400	static const char XML_utf8ByteTable[256] =
401	{
402	// 0 1 2 3 4 5 6 7 8 9 a b c d e f
403	0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x00
404	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x10
405	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x20
406	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x30
407	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x40
408	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x50
409	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x60
410	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x70End of ASCII range
411	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x80 0x80 to 0xc1 invalid
412	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x90
413	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0xa0
414	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0xb0
415	1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,// 0xc0 0xc2 to 0xdf 2 byte
416	2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,// 0xd0
417	3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,// 0xe0 0xe0 to 0xef 3 byte
418	4,4,4,4,4,1,1,1,1,1,1,1,1,1,1,1 // 0xf0 0xf0 to 0xf4 4 byte, 0xf5 and higher invalid
419	};
420	static const char XML_asciiByteTable[256] =
421	{
422	0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
423	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
424	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
425	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
426	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
427	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
428	};
429	static const char XML_sjisByteTable[256] =
430	{
431	// 0 1 2 3 4 5 6 7 8 9 a b c d e f
432	0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x00
433	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x10
434	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x20
435	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x30
436	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x40
437	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x50
438	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x60
439	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0x70 End of ASCII range
440	1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,// 0x80 0x81 to 0x9F 2 bytes
441	2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,// 0x90
442	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0xa0
443	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0xb0
444	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0xc0
445	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,// 0xd0
446	2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,// 0xe0 0xe0 to 0xef 2 bytes
447	1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1 // 0xf0
448	};
449	static const char XML_ByteTable=(const char )XML_utf8ByteTable; // the default is "characterEncoding=XMLNode::encoding_UTF8"
450	#endif
451
452
453	XMLNode XMLNode::emptyXMLNode;
454	XMLClear XMLNode::emptyXMLClear={ NULL, NULL, NULL};
455	XMLAttribute XMLNode::emptyXMLAttribute={ NULL, NULL};
456
457	// Enumeration used to decipher what type a token is
458	typedef enum XMLTokenTypeTag
459	{
460	eTokenText = 0,
461	eTokenQuotedText,
462	eTokenTagStart, /* "<" */
463	eTokenTagEnd, /* "</" */
464	eTokenCloseTag, /* ">" */
465	eTokenEquals, /* "=" */
466	eTokenDeclaration, /* "<?" */
467	eTokenShortHandClose, /* "/>" */
468	eTokenClear,
469	eTokenError
470	} XMLTokenType;
471
472	// Main structure used for parsing XML
473	typedef struct XML
474	{
475	XMLCSTR lpXML;
476	XMLCSTR lpszText;
477	int nIndex,nIndexMissigEndTag;
478	enum XMLError error;
479	XMLCSTR lpEndTag;
480	int cbEndTag;
481	XMLCSTR lpNewElement;
482	int cbNewElement;
483	int nFirst;
484	} XML;
485
486	typedef struct
487	{
488	ALLXMLClearTag *pClr;
489	XMLCSTR pStr;
490	} NextToken;
491
492	// Enumeration used when parsing attributes
493	typedef enum Attrib
494	{
495	eAttribName = 0,
496	eAttribEquals,
497	eAttribValue
498	} Attrib;
499
500	// Enumeration used when parsing elements to dictate whether we are currently
501	// inside a tag
502	typedef enum Status
503	{
504	eInsideTag = 0,
505	eOutsideTag
506	} Status;
507
508	XMLError XMLNode::writeToFile(XMLCSTR filename, const char *encoding, char nFormat) const
509	{
510	if (!d) return eXMLErrorNone;
511	FILE *f=xfopen(filename,_X("wb"));
512	if (!f) return eXMLErrorCannotOpenWriteFile;
513	#ifdef _XMLWIDECHAR
514	unsigned char h[2]={ 0xFF, 0xFE };
515	if (!fwrite(h,2,1,f)) return eXMLErrorCannotWriteFile;
516	if ((!isDeclaration())&&((d->lpszName)\|\|(!getChildNode().isDeclaration())))
517	{
518	if (!fwrite(_X("<?xml version=\"1.0\" encoding=\"utf-16\"?>\n"),sizeof(wchar_t)*40,1,f))
519	return eXMLErrorCannotWriteFile;
520	}
521	#else
522	if ((!isDeclaration())&&((d->lpszName)\|\|(!getChildNode().isDeclaration())))
523	{
524	if (characterEncoding==encoding_UTF8)
525	{
526	// header so that windows recognize the file as UTF-8:
527	unsigned char h[3]={0xEF,0xBB,0xBF}; if (!fwrite(h,3,1,f)) return eXMLErrorCannotWriteFile;
528	encoding="utf-8";
529	} else if (characterEncoding==encoding_ShiftJIS) encoding="SHIFT-JIS";
530
531	if (!encoding) encoding="ISO-8859-1";
532	if (fprintf(f,"<?xml version=\"1.0\" encoding=\"%s\"?>\n",encoding)<0) return eXMLErrorCannotWriteFile;
533	} else
534	{
535	if (characterEncoding==encoding_UTF8)
536	{
537	unsigned char h[3]={0xEF,0xBB,0xBF}; if (!fwrite(h,3,1,f)) return eXMLErrorCannotWriteFile;
538	}
539	}
540	#endif
541	int i;
542	XMLSTR t=createXMLString(nFormat,&i);
543	if (!fwrite(t,sizeof(XMLCHAR)*i,1,f)) return eXMLErrorCannotWriteFile;
544	if (fclose(f)!=0) return eXMLErrorCannotWriteFile;
545	free(t);
546	return eXMLErrorNone;
547	}
548
549	// Duplicate a given string.
550	XMLSTR stringDup(XMLCSTR lpszData, int cbData)
551	{
552	if (lpszData==NULL) return NULL;
553
554	XMLSTR lpszNew;
555	if (cbData==0) cbData=(int)xstrlen(lpszData);
556	lpszNew = (XMLSTR)malloc((cbData+1) * sizeof(XMLCHAR));
557	if (lpszNew)
558	{
559	memcpy(lpszNew, lpszData, (cbData) * sizeof(XMLCHAR));
560	lpszNew[cbData] = (XMLCHAR)NULL;
561	}
562	return lpszNew;
563	}
564
565	XMLSTR toXMLStringUnSafe(XMLSTR dest,XMLCSTR source)
566	{
567	XMLSTR dd=dest;
568	XMLCHAR ch;
569	XMLCharacterEntity *entity;
570	while ((ch=*source))
571	{
572	entity=XMLEntities;
573	do
574	{
575	if (ch==entity->c) {xstrcpy(dest,entity->s); dest+=entity->l; source++; goto out_of_loop1; }
576	entity++;
577	} while(entity->s);
578	#ifdef _XMLWIDECHAR
579	(dest++)=(source++);
580	#else
581	switch(XML_ByteTable[(unsigned char)ch])
582	{
583	case 4: (dest++)=(source++);
584	case 3: (dest++)=(source++);
585	case 2: (dest++)=(source++);
586	case 1: (dest++)=(source++);
587	}
588	#endif
589	out_of_loop1:
590	;
591	}
592	*dest=0;
593	return dd;
594	}
595
596	// private (used while rendering):
597	int lengthXMLString(XMLCSTR source)
598	{
599	int r=0;
600	XMLCharacterEntity *entity;
601	XMLCHAR ch;
602	while ((ch=*source))
603	{
604	entity=XMLEntities;
605	do
606	{
607	if (ch==entity->c) { r+=entity->l; source++; goto out_of_loop1; }
608	entity++;
609	} while(entity->s);
610	#ifdef _XMLWIDECHAR
611	r++; source++;
612	#else
613	ch=XML_ByteTable[(unsigned char)ch]; r+=ch; source+=ch;
614	#endif
615	out_of_loop1:
616	;
617	}
618	return r;
619	}
620
621	ToXMLStringTool::~ToXMLStringTool(){ freeBuffer(); }
622	void ToXMLStringTool::freeBuffer(){ if (buf) free(buf); buf=NULL; buflen=0; }
623	XMLSTR ToXMLStringTool::toXML(XMLCSTR source)
624	{
625	int l=lengthXMLString(source)+1;
626	if (l>buflen) { buflen=l; buf=(XMLSTR)realloc(buf,l*sizeof(XMLCHAR)); }
627	return toXMLStringUnSafe(buf,source);
628	}
629
630	// private:
631	XMLSTR fromXMLString(XMLCSTR s, int lo, XML *pXML)
632	{
633	// This function is the opposite of the function "toXMLString". It decodes the escape
634	// sequences &, ", ', <, > and replace them by the characters
635	// &,",',<,>. This function is used internally by the XML Parser. All the calls to
636	// the XML library will always gives you back "decoded" strings.
637	//
638	// in: string (s) and length (lo) of string
639	// out: new allocated string converted from xml
640	if (!s) return NULL;
641
642	int ll=0,j;
643	XMLSTR d;
644	XMLCSTR ss=s;
645	XMLCharacterEntity *entity;
646	while ((lo>0)&&(*s))
647	{
648	if (*s==_X('&'))
649	{
650	if ((lo>2)&&(s[1]==_X('#')))
651	{
652	s+=2; lo-=2;
653	if ((s==_X('X'))\|\|(s==_X('x'))) { s++; lo--; }
654	while ((s)&&(s!=_X(';'))&&((lo--)>0)) s++;
655	if (*s!=_X(';'))
656	{
657	pXML->error=eXMLErrorUnknownCharacterEntity;
658	return NULL;
659	}
660	s++; lo--;
661	} else
662	{
663	entity=XMLEntities;
664	do
665	{
666	if ((lo>=entity->l)&&(xstrnicmp(s,entity->s,entity->l)==0)) { s+=entity->l; lo-=entity->l; break; }
667	entity++;
668	} while(entity->s);
669	if (!entity->s)
670	{
671	pXML->error=eXMLErrorUnknownCharacterEntity;
672	return NULL;
673	}
674	}
675	} else
676	{
677	#ifdef _XMLWIDECHAR
678	s++; lo--;
679	#else
680	j=XML_ByteTable[(unsigned char)*s]; s+=j; lo-=j; ll+=j-1;
681	#endif
682	}
683	ll++;
684	}
685
686	d=(XMLSTR)malloc((ll+1)*sizeof(XMLCHAR));
687	s=d;
688	while (ll-->0)
689	{
690	if (*ss==_X('&'))
691	{
692	if (ss[1]==_X('#'))
693	{
694	ss+=2; j=0;
695	if ((ss==_X('X'))\|\|(ss==_X('x')))
696	{
697	ss++;
698	while (*ss!=_X(';'))
699	{
700	if ((ss>=_X('0'))&&(ss<=_X('9'))) j=(j<<4)+*ss-_X('0');
701	else if ((ss>=_X('A'))&&(ss<=_X('F'))) j=(j<<4)+*ss-_X('A')+10;
702	else if ((ss>=_X('a'))&&(ss<=_X('f'))) j=(j<<4)+*ss-_X('a')+10;
703	else { free((void*)s); pXML->error=eXMLErrorUnknownCharacterEntity;return NULL;}
704	ss++;
705	}
706	} else
707	{
708	while (*ss!=_X(';'))
709	{
710	if ((ss>=_X('0'))&&(ss<=_X('9'))) j=(j10)+ss-_X('0');
711	else { free((void*)s); pXML->error=eXMLErrorUnknownCharacterEntity;return NULL;}
712	ss++;
713	}
714	}
715	(*d++)=(XMLCHAR)j; ss++;
716	} else
717	{
718	entity=XMLEntities;
719	do
720	{
721	if (xstrnicmp(ss,entity->s,entity->l)==0) { *(d++)=entity->c; ss+=entity->l; break; }
722	entity++;
723	} while(entity->s);
724	}
725	} else
726	{
727	#ifdef _XMLWIDECHAR
728	(d++)=(ss++);
729	#else
730	switch(XML_ByteTable[(unsigned char)*ss])
731	{
732	case 4: (d++)=(ss++); ll--;
733	case 3: (d++)=(ss++); ll--;
734	case 2: (d++)=(ss++); ll--;
735	case 1: (d++)=(ss++);
736	}
737	#endif
738	}
739	}
740	*d=0;
741	return (XMLSTR)s;
742	}
743
744	#define XML_isSPACECHAR(ch) ((ch==_X('\n'))\|\|(ch==_X(' '))\|\|(ch== _X('\t'))\|\|(ch==_X('\r')))
745
746	// private:
747	char myTagCompare(XMLCSTR cclose, XMLCSTR copen)
748	// !!!! WARNING strange convention&:
749	// return 0 if equals
750	// return 1 if different
751	{
752	if (!cclose) return 1;
753	int l=(int)xstrlen(cclose);
754	if (xstrnicmp(cclose, copen, l)!=0) return 1;
755	const XMLCHAR c=copen[l];
756	if (XML_isSPACECHAR(c)\|\|
757	(c==_X('/' ))\|\|
758	(c==_X('<' ))\|\|
759	(c==_X('>' ))\|\|
760	(c==_X('=' ))) return 0;
761	return 1;
762	}
763
764	// Obtain the next character from the string.
765	static inline XMLCHAR getNextChar(XML *pXML)
766	{
767	XMLCHAR ch = pXML->lpXML[pXML->nIndex];
768	#ifdef _XMLWIDECHAR
769	if (ch!=0) pXML->nIndex++;
770	#else
771	pXML->nIndex+=XML_ByteTable[(unsigned char)ch];
772	#endif
773	return ch;
774	}
775
776	// Find the next token in a string.
777	// pcbToken contains the number of characters that have been read.
778	static NextToken GetNextToken(XML pXML, int pcbToken, enum XMLTokenTypeTag *pType)
779	{
780	NextToken result;
781	XMLCHAR ch;
782	XMLCHAR chTemp;
783	int indexStart,nFoundMatch,nIsText=FALSE;
784	result.pClr=NULL; // prevent warning
785
786	// Find next non-white space character
787	do { indexStart=pXML->nIndex; ch=getNextChar(pXML); } while XML_isSPACECHAR(ch);
788
789	if (ch)
790	{
791	// Cache the current string pointer
792	result.pStr = &pXML->lpXML[indexStart];
793
794	// First check whether the token is in the clear tag list (meaning it
795	// does not need formatting).
796	ALLXMLClearTag *ctag=XMLClearTags;
797	do
798	{
799	if (xstrncmp(ctag->lpszOpen, result.pStr, ctag->openTagLen)==0)
800	{
801	result.pClr=ctag;
802	pXML->nIndex+=ctag->openTagLen-1;
803	*pType=eTokenClear;
804	return result;
805	}
806	ctag++;
807	} while(ctag->lpszOpen);
808
809	// If we didn't find a clear tag then check for standard tokens
810	switch(ch)
811	{
812	// Check for quotes
813	case _X('\''):
814	case _X('\"'):
815	// Type of token
816	*pType = eTokenQuotedText;
817	chTemp = ch;
818
819	// Set the size
820	nFoundMatch = FALSE;
821
822	// Search through the string to find a matching quote
823	while((ch = getNextChar(pXML)))
824	{
825	if (ch==chTemp) { nFoundMatch = TRUE; break; }
826	if (ch==_X('<')) break;
827	}
828
829	// If we failed to find a matching quote
830	if (nFoundMatch == FALSE)
831	{
832	pXML->nIndex=indexStart+1;
833	nIsText=TRUE;
834	break;
835	}
836
837	// 4.02.2002
838	// if (FindNonWhiteSpace(pXML)) pXML->nIndex--;
839
840	break;
841
842	// Equals (used with attribute values)
843	case _X('='):
844	*pType = eTokenEquals;
845	break;
846
847	// Close tag
848	case _X('>'):
849	*pType = eTokenCloseTag;
850	break;
851
852	// Check for tag start and tag end
853	case _X('<'):
854
855	// Peek at the next character to see if we have an end tag '</',
856	// or an xml declaration '<?'
857	chTemp = pXML->lpXML[pXML->nIndex];
858
859	// If we have a tag end...
860	if (chTemp == _X('/'))
861	{
862	// Set the type and ensure we point at the next character
863	getNextChar(pXML);
864	*pType = eTokenTagEnd;
865	}
866
867	// If we have an XML declaration tag
868	else if (chTemp == _X('?'))
869	{
870
871	// Set the type and ensure we point at the next character
872	getNextChar(pXML);
873	*pType = eTokenDeclaration;
874	}
875
876	// Otherwise we must have a start tag
877	else
878	{
879	*pType = eTokenTagStart;
880	}
881	break;
882
883	// Check to see if we have a short hand type end tag ('/>').
884	case _X('/'):
885
886	// Peek at the next character to see if we have a short end tag '/>'
887	chTemp = pXML->lpXML[pXML->nIndex];
888
889	// If we have a short hand end tag...
890	if (chTemp == _X('>'))
891	{
892	// Set the type and ensure we point at the next character
893	getNextChar(pXML);
894	*pType = eTokenShortHandClose;
895	break;
896	}
897
898	// If we haven't found a short hand closing tag then drop into the
899	// text process
900
901	// Other characters
902	default:
903	nIsText = TRUE;
904	}
905
906	// If this is a TEXT node
907	if (nIsText)
908	{
909	// Indicate we are dealing with text
910	*pType = eTokenText;
911	while((ch = getNextChar(pXML)))
912	{
913	if XML_isSPACECHAR(ch)
914	{
915	indexStart++; break;
916
917	} else if (ch==_X('/'))
918	{
919	// If we find a slash then this maybe text or a short hand end tag
920	// Peek at the next character to see it we have short hand end tag
921	ch=pXML->lpXML[pXML->nIndex];
922	// If we found a short hand end tag then we need to exit the loop
923	if (ch==_X('>')) { pXML->nIndex--; break; }
924
925	} else if ((ch==_X('<'))\|\|(ch==_X('>'))\|\|(ch==_X('=')))
926	{
927	pXML->nIndex--; break;
928	}
929	}
930	}
931	*pcbToken = pXML->nIndex-indexStart;
932	} else
933	{
934	// If we failed to obtain a valid character
935	*pcbToken = 0;
936	*pType = eTokenError;
937	result.pStr=NULL;
938	}
939
940	return result;
941	}
942
943	XMLCSTR XMLNode::updateName_WOSD(XMLSTR lpszName)
944	{
945	if (!d) { free(lpszName); return NULL; }
946	if (d->lpszName&&(lpszName!=d->lpszName)) free((void*)d->lpszName);
947	d->lpszName=lpszName;
948	return lpszName;
949	}
950
951	// private:
952	XMLNode::XMLNode(struct XMLNodeDataTag *p){ d=p; (p->ref_count)++; }
953	XMLNode::XMLNode(XMLNodeData *pParent, XMLSTR lpszName, char isDeclaration)
954	{
955	d=(XMLNodeData*)malloc(sizeof(XMLNodeData));
956	d->ref_count=1;
957
958	d->lpszName=NULL;
959	d->nChild= 0;
960	d->nText = 0;
961	d->nClear = 0;
962	d->nAttribute = 0;
963
964	d->isDeclaration = isDeclaration;
965
966	d->pParent = pParent;
967	d->pChild= NULL;
968	d->pText= NULL;
969	d->pClear= NULL;
970	d->pAttribute= NULL;
971	d->pOrder= NULL;
972
973	updateName_WOSD(lpszName);
974	}
975
976	XMLNode XMLNode::createXMLTopNode_WOSD(XMLSTR lpszName, char isDeclaration) { return XMLNode(NULL,lpszName,isDeclaration); }
977	XMLNode XMLNode::createXMLTopNode(XMLCSTR lpszName, char isDeclaration) { return XMLNode(NULL,stringDup(lpszName),isDeclaration); }
978
979	#define MEMORYINCREASE 50
980
981	static inline void myFree(void *p) { if (p) free(p); };
982	static inline void myRealloc(void p, int newsize, int memInc, int sizeofElem)
983	{
984	if (p==NULL) { if (memInc) return malloc(memInc*sizeofElem); return malloc(sizeofElem); }
985	if ((memInc==0)\|\|((newsize%memInc)==0)) p=realloc(p,(newsize+memInc)*sizeofElem);
986	// if (!p)
987	// {
988	// printf("XMLParser Error: Not enough memory! Aborting...\n"); exit(220);
989	// }
990	return p;
991	}
992
993	// private:
994	XMLElementPosition XMLNode::findPosition(XMLNodeData *d, int index, XMLElementType xxtype)
995	{
996	if (index<0) return -1;
997	int i=0,j=(int)((index<<2)+xxtype),*o=d->pOrder; while (o[i]!=j) i++; return i;
998	}
999
1000	// private:
1001	// update "order" information when deleting a content of a XMLNode
1002	int XMLNode::removeOrderElement(XMLNodeData *d, XMLElementType t, int index)
1003	{
1004	int n=d->nChild+d->nText+d->nClear, *o=d->pOrder,i=findPosition(d,index,t);
1005	memmove(o+i, o+i+1, (n-i)*sizeof(int));
1006	for (;i<n;i++)
1007	if ((o[i]&3)==(int)t) o[i]-=4;
1008	// We should normally do:
1009	// d->pOrder=(int)realloc(d->pOrder,n*sizeof(int));
1010	// but we skip reallocation because it's too time consuming.
1011	// Anyway, at the end, it will be free'd completely at once.
1012	return i;
1013	}
1014
1015	void XMLNode::addToOrder(int memoryIncrease,int _pos, int nc, void *p, int size, XMLElementType xtype)
1016	{
1017	// in: *_pos is the position inside d->pOrder ("-1" means "EndOf")
1018	// out: *_pos is the index inside p
1019	p=myRealloc(p,(nc+1),memoryIncrease,size);
1020	int n=d->nChild+d->nText+d->nClear;
1021	d->pOrder=(int)myRealloc(d->pOrder,n+1,memoryIncrease3,sizeof(int));
1022	int pos=_pos,o=d->pOrder;
1023
1024	if ((pos<0)\|\|(pos>=n)) { *_pos=nc; o[n]=(int)((nc<<2)+xtype); return p; }
1025
1026	int i=pos;
1027	memmove(o+i+1, o+i, (n-i)*sizeof(int));
1028
1029	while ((pos<n)&&((o[pos]&3)!=(int)xtype)) pos++;
1030	if (pos==n) { *_pos=nc; o[n]=(int)((nc<<2)+xtype); return p; }
1031
1032	o[i]=o[pos];
1033	for (i=pos+1;i<=n;i++) if ((o[i]&3)==(int)xtype) o[i]+=4;
1034
1035	*_pos=pos=o[pos]>>2;
1036	memmove(((char)p)+(pos+1)size,((char)p)+possize,(nc-pos)*size);
1037
1038	return p;
1039	}
1040
1041	// Add a child node to the given element.
1042	XMLNode XMLNode::addChild_priv(int memoryIncrease, XMLSTR lpszName, char isDeclaration, int pos)
1043	{
1044	if (!lpszName) return emptyXMLNode;
1045	d->pChild=(XMLNode*)addToOrder(memoryIncrease,&pos,d->nChild,d->pChild,sizeof(XMLNode),eNodeChild);
1046	d->pChild[pos].d=NULL;
1047	d->pChild[pos]=XMLNode(d,lpszName,isDeclaration);
1048	d->nChild++;
1049	return d->pChild[pos];
1050	}
1051
1052	// Add an attribute to an element.
1053	XMLAttribute *XMLNode::addAttribute_priv(int memoryIncrease,XMLSTR lpszName, XMLSTR lpszValuev)
1054	{
1055	if (!lpszName) return &emptyXMLAttribute;
1056	if (!d) { myFree(lpszName); myFree(lpszValuev); return &emptyXMLAttribute; }
1057	int nc=d->nAttribute;
1058	d->pAttribute=(XMLAttribute*)myRealloc(d->pAttribute,(nc+1),memoryIncrease,sizeof(XMLAttribute));
1059	XMLAttribute *pAttr=d->pAttribute+nc;
1060	pAttr->lpszName = lpszName;
1061	pAttr->lpszValue = lpszValuev;
1062	d->nAttribute++;
1063	return pAttr;
1064	}
1065
1066	// Add text to the element.
1067	XMLCSTR XMLNode::addText_priv(int memoryIncrease, XMLSTR lpszValue, int pos)
1068	{
1069	if (!lpszValue) return NULL;
1070	if (!d) { myFree(lpszValue); return NULL; }
1071	d->pText=(XMLCSTR*)addToOrder(memoryIncrease,&pos,d->nText,d->pText,sizeof(XMLSTR),eNodeText);
1072	d->pText[pos]=lpszValue;
1073	d->nText++;
1074	return lpszValue;
1075	}
1076
1077	// Add clear (unformatted) text to the element.
1078	XMLClear *XMLNode::addClear_priv(int memoryIncrease, XMLSTR lpszValue, XMLCSTR lpszOpen, XMLCSTR lpszClose, int pos)
1079	{
1080	if (!lpszValue) return &emptyXMLClear;
1081	if (!d) { myFree(lpszValue); return &emptyXMLClear; }
1082	d->pClear=(XMLClear *)addToOrder(memoryIncrease,&pos,d->nClear,d->pClear,sizeof(XMLClear),eNodeClear);
1083	XMLClear *pNewClear=d->pClear+pos;
1084	pNewClear->lpszValue = lpszValue;
1085	if (!lpszOpen) lpszOpen=XMLClearTags->lpszOpen;
1086	if (!lpszClose) lpszClose=XMLClearTags->lpszClose;
1087	pNewClear->lpszOpenTag = lpszOpen;
1088	pNewClear->lpszCloseTag = lpszClose;
1089	d->nClear++;
1090	return pNewClear;
1091	}
1092
1093	// private:
1094	// Parse a clear (unformatted) type node.
1095	char XMLNode::parseClearTag(void px, void _pClear)
1096	{
1097	XML pXML=(XML )px;
1098	ALLXMLClearTag pClear=((ALLXMLClearTag)_pClear);
1099	int cbTemp=0;
1100	XMLCSTR lpszTemp=NULL;
1101	XMLCSTR lpXML=&pXML->lpXML[pXML->nIndex];
1102	static XMLCSTR docTypeEnd=_X("]>");
1103
1104	// Find the closing tag
1105	// Seems the <!DOCTYPE need a better treatment so lets handle it
1106	if (pClear.lpszOpen==XMLClearTags[1].lpszOpen)
1107	{
1108	XMLCSTR pCh=lpXML;
1109	while (*pCh)
1110	{
1111	if (*pCh==_X('<')) { pClear.lpszClose=docTypeEnd; lpszTemp=xstrstr(lpXML,docTypeEnd); break; }
1112	else if (*pCh==_X('>')) { lpszTemp=pCh; break; }
1113	#ifdef _XMLWIDECHAR
1114	pCh++;
1115	#else
1116	pCh+=XML_ByteTable[(unsigned char)(*pCh)];
1117	#endif
1118	}
1119	} else lpszTemp=xstrstr(lpXML, pClear.lpszClose);
1120
1121	if (lpszTemp)
1122	{
1123	// Cache the size and increment the index
1124	cbTemp = (int)(lpszTemp - lpXML);
1125
1126	pXML->nIndex += cbTemp+(int)xstrlen(pClear.lpszClose);
1127
1128	// Add the clear node to the current element
1129	addClear_priv(MEMORYINCREASE,stringDup(lpXML,cbTemp), pClear.lpszOpen, pClear.lpszClose,-1);
1130	return 0;
1131	}
1132
1133	// If we failed to find the end tag
1134	pXML->error = eXMLErrorUnmatchedEndClearTag;
1135	return 1;
1136	}
1137
1138	void XMLNode::exactMemory(XMLNodeData *d)
1139	{
1140	if (d->pOrder) d->pOrder=(int)realloc(d->pOrder,(d->nChild+d->nText+d->nClear)sizeof(int));
1141	if (d->pChild) d->pChild=(XMLNode)realloc(d->pChild,d->nChildsizeof(XMLNode));
1142	if (d->pAttribute) d->pAttribute=(XMLAttribute)realloc(d->pAttribute,d->nAttributesizeof(XMLAttribute));
1143	if (d->pText) d->pText=(XMLCSTR)realloc(d->pText,d->nTextsizeof(XMLSTR));
1144	if (d->pClear) d->pClear=(XMLClear )realloc(d->pClear,d->nClearsizeof(XMLClear));
1145	}
1146
1147	char XMLNode::maybeAddTxT(void *pa, XMLCSTR tokenPStr)
1148	{
1149	XML pXML=(XML )pa;
1150	XMLCSTR lpszText=pXML->lpszText;
1151	if (!lpszText) return 0;
1152	if (dropWhiteSpace) while (XML_isSPACECHAR(*lpszText)&&(lpszText!=tokenPStr)) lpszText++;
1153	int cbText = (int)(tokenPStr - lpszText);
1154	if (!cbText) { pXML->lpszText=NULL; return 0; }
1155	if (dropWhiteSpace) { cbText--; while ((cbText)&&XML_isSPACECHAR(lpszText[cbText])) cbText--; cbText++; }
1156	if (!cbText) { pXML->lpszText=NULL; return 0; }
1157	XMLSTR lpt=fromXMLString(lpszText,cbText,pXML);
1158	if (!lpt) return 1;
1159	addText_priv(MEMORYINCREASE,lpt,-1);
1160	pXML->lpszText=NULL;
1161	return 0;
1162	}
1163	// private:
1164	// Recursively parse an XML element.
1165	int XMLNode::ParseXMLElement(void *pa)
1166	{
1167	XML pXML=(XML )pa;
1168	int cbToken;
1169	enum XMLTokenTypeTag xtype;
1170	NextToken token;
1171	XMLCSTR lpszTemp=NULL;
1172	int cbTemp=0;
1173	char nDeclaration;
1174	XMLNode pNew;
1175	enum Status status; // inside or outside a tag
1176	enum Attrib attrib = eAttribName;
1177
1178	assert(pXML);
1179
1180	// If this is the first call to the function
1181	if (pXML->nFirst)
1182	{
1183	// Assume we are outside of a tag definition
1184	pXML->nFirst = FALSE;
1185	status = eOutsideTag;
1186	} else
1187	{
1188	// If this is not the first call then we should only be called when inside a tag.
1189	status = eInsideTag;
1190	}
1191
1192	// Iterate through the tokens in the document
1193	for(;;)
1194	{
1195	// Obtain the next token
1196	token = GetNextToken(pXML, &cbToken, &xtype);
1197
1198	if (xtype != eTokenError)
1199	{
1200	// Check the current status
1201	switch(status)
1202	{
1203
1204	// If we are outside of a tag definition
1205	case eOutsideTag:
1206
1207	// Check what type of token we obtained
1208	switch(xtype)
1209	{
1210	// If we have found text or quoted text
1211	case eTokenText:
1212	case eTokenCloseTag: /* '>' */
1213	case eTokenShortHandClose: /* '/>' */
1214	case eTokenQuotedText:
1215	case eTokenEquals:
1216	break;
1217
1218	// If we found a start tag '<' and declarations '<?'
1219	case eTokenTagStart:
1220	case eTokenDeclaration:
1221
1222	// Cache whether this new element is a declaration or not
1223	nDeclaration = (xtype == eTokenDeclaration);
1224
1225	// If we have node text then add this to the element
1226	if (maybeAddTxT(pXML,token.pStr)) return FALSE;
1227
1228	// Find the name of the tag
1229	token = GetNextToken(pXML, &cbToken, &xtype);
1230
1231	// Return an error if we couldn't obtain the next token or
1232	// it wasnt text
1233	if (xtype != eTokenText)
1234	{
1235	pXML->error = eXMLErrorMissingTagName;
1236	return FALSE;
1237	}
1238
1239	// If we found a new element which is the same as this
1240	// element then we need to pass this back to the caller..
1241
1242	#ifdef APPROXIMATE_PARSING
1243	if (d->lpszName &&
1244	myTagCompare(d->lpszName, token.pStr) == 0)
1245	{
1246	// Indicate to the caller that it needs to create a
1247	// new element.
1248	pXML->lpNewElement = token.pStr;
1249	pXML->cbNewElement = cbToken;
1250	return TRUE;
1251	} else
1252	#endif
1253	{
1254	// If the name of the new element differs from the name of
1255	// the current element we need to add the new element to
1256	// the current one and recurse
1257	pNew = addChild_priv(MEMORYINCREASE,stringDup(token.pStr,cbToken), nDeclaration,-1);
1258
1259	while (!pNew.isEmpty())
1260	{
1261	// Callself to process the new node. If we return
1262	// FALSE this means we dont have any more
1263	// processing to do...
1264
1265	if (!pNew.ParseXMLElement(pXML)) return FALSE;
1266	else
1267	{
1268	// If the call to recurse this function
1269	// evented in a end tag specified in XML then
1270	// we need to unwind the calls to this
1271	// function until we find the appropriate node
1272	// (the element name and end tag name must
1273	// match)
1274	if (pXML->cbEndTag)
1275	{
1276	// If we are back at the root node then we
1277	// have an unmatched end tag
1278	if (!d->lpszName)
1279	{
1280	pXML->error=eXMLErrorUnmatchedEndTag;
1281	return FALSE;
1282	}
1283
1284	// If the end tag matches the name of this
1285	// element then we only need to unwind
1286	// once more...
1287
1288	if (myTagCompare(d->lpszName, pXML->lpEndTag)==0)
1289	{
1290	pXML->cbEndTag = 0;
1291	}
1292
1293	return TRUE;
1294	} else
1295	if (pXML->cbNewElement)
1296	{
1297	// If the call indicated a new element is to
1298	// be created on THIS element.
1299
1300	// If the name of this element matches the
1301	// name of the element we need to create
1302	// then we need to return to the caller
1303	// and let it process the element.
1304
1305	if (myTagCompare(d->lpszName, pXML->lpNewElement)==0)
1306	{
1307	return TRUE;
1308	}
1309
1310	// Add the new element and recurse
1311	pNew = addChild_priv(MEMORYINCREASE,stringDup(pXML->lpNewElement,pXML->cbNewElement),0,-1);
1312	pXML->cbNewElement = 0;
1313	}
1314	else
1315	{
1316	// If we didn't have a new element to create
1317	pNew = emptyXMLNode;
1318
1319	}
1320	}
1321	}
1322	}
1323	break;
1324
1325	// If we found an end tag
1326	case eTokenTagEnd:
1327
1328	// If we have node text then add this to the element
1329	if (maybeAddTxT(pXML,token.pStr)) return FALSE;
1330
1331	// Find the name of the end tag
1332	token = GetNextToken(pXML, &cbTemp, &xtype);
1333
1334	// The end tag should be text
1335	if (xtype != eTokenText)
1336	{
1337	pXML->error = eXMLErrorMissingEndTagName;
1338	return FALSE;
1339	}
1340	lpszTemp = token.pStr;
1341
1342	// After the end tag we should find a closing tag
1343	token = GetNextToken(pXML, &cbToken, &xtype);
1344	if (xtype != eTokenCloseTag)
1345	{
1346	pXML->error = eXMLErrorMissingEndTagName;
1347	return FALSE;
1348	}
1349	pXML->lpszText=pXML->lpXML+pXML->nIndex;
1350
1351	// We need to return to the previous caller. If the name
1352	// of the tag cannot be found we need to keep returning to
1353	// caller until we find a match
1354	if (myTagCompare(d->lpszName, lpszTemp) != 0)
1355	#ifdef STRICT_PARSING
1356	{
1357	pXML->error=eXMLErrorUnmatchedEndTag;
1358	pXML->nIndexMissigEndTag=pXML->nIndex;
1359	return FALSE;
1360	}
1361	#else
1362	{
1363	pXML->error=eXMLErrorMissingEndTag;
1364	pXML->nIndexMissigEndTag=pXML->nIndex;
1365	pXML->lpEndTag = lpszTemp;
1366	pXML->cbEndTag = cbTemp;
1367	}
1368	#endif
1369
1370	// Return to the caller
1371	exactMemory(d);
1372	return TRUE;
1373
1374	// If we found a clear (unformatted) token
1375	case eTokenClear:
1376	// If we have node text then add this to the element
1377	if (maybeAddTxT(pXML,token.pStr)) return FALSE;
1378	if (parseClearTag(pXML, token.pClr)) return FALSE;
1379	pXML->lpszText=pXML->lpXML+pXML->nIndex;
1380	break;
1381
1382	default:
1383	break;
1384	}
1385	break;
1386
1387	// If we are inside a tag definition we need to search for attributes
1388	case eInsideTag:
1389
1390	// Check what part of the attribute (name, equals, value) we
1391	// are looking for.
1392	switch(attrib)
1393	{
1394	// If we are looking for a new attribute
1395	case eAttribName:
1396
1397	// Check what the current token type is
1398	switch(xtype)
1399	{
1400	// If the current type is text...
1401	// Eg. 'attribute'
1402	case eTokenText:
1403	// Cache the token then indicate that we are next to
1404	// look for the equals
1405	lpszTemp = token.pStr;
1406	cbTemp = cbToken;
1407	attrib = eAttribEquals;
1408	break;
1409
1410	// If we found a closing tag...
1411	// Eg. '>'
1412	case eTokenCloseTag:
1413	// We are now outside the tag
1414	status = eOutsideTag;
1415	pXML->lpszText=pXML->lpXML+pXML->nIndex;
1416	break;
1417
1418	// If we found a short hand '/>' closing tag then we can
1419	// return to the caller
1420	case eTokenShortHandClose:
1421	exactMemory(d);
1422	pXML->lpszText=pXML->lpXML+pXML->nIndex;
1423	return TRUE;
1424
1425	// Errors...
1426	case eTokenQuotedText: /* '"SomeText"' */
1427	case eTokenTagStart: /* '<' */
1428	case eTokenTagEnd: /* '</' */
1429	case eTokenEquals: /* '=' */
1430	case eTokenDeclaration: /* '<?' */
1431	case eTokenClear:
1432	pXML->error = eXMLErrorUnexpectedToken;
1433	return FALSE;
1434	default: break;
1435	}
1436	break;
1437
1438	// If we are looking for an equals
1439	case eAttribEquals:
1440	// Check what the current token type is
1441	switch(xtype)
1442	{
1443	// If the current type is text...
1444	// Eg. 'Attribute AnotherAttribute'
1445	case eTokenText:
1446	// Add the unvalued attribute to the list
1447	addAttribute_priv(MEMORYINCREASE,stringDup(lpszTemp,cbTemp), NULL);
1448	// Cache the token then indicate. We are next to
1449	// look for the equals attribute
1450	lpszTemp = token.pStr;
1451	cbTemp = cbToken;
1452	break;
1453
1454	// If we found a closing tag 'Attribute >' or a short hand
1455	// closing tag 'Attribute />'
1456	case eTokenShortHandClose:
1457	case eTokenCloseTag:
1458	// If we are a declaration element '<?' then we need
1459	// to remove extra closing '?' if it exists
1460	pXML->lpszText=pXML->lpXML+pXML->nIndex;
1461
1462	if (d->isDeclaration &&
1463	(lpszTemp[cbTemp-1]) == _X('?'))
1464	{
1465	cbTemp--;
1466	}
1467
1468	if (cbTemp)
1469	{
1470	// Add the unvalued attribute to the list
1471	addAttribute_priv(MEMORYINCREASE,stringDup(lpszTemp,cbTemp), NULL);
1472	}
1473
1474	// If this is the end of the tag then return to the caller
1475	if (xtype == eTokenShortHandClose)
1476	{
1477	exactMemory(d);
1478	return TRUE;
1479	}
1480
1481	// We are now outside the tag
1482	status = eOutsideTag;
1483	break;
1484
1485	// If we found the equals token...
1486	// Eg. 'Attribute ='
1487	case eTokenEquals:
1488	// Indicate that we next need to search for the value
1489	// for the attribute
1490	attrib = eAttribValue;
1491	break;
1492
1493	// Errors...
1494	case eTokenQuotedText: /* 'Attribute "InvalidAttr"'*/
1495	case eTokenTagStart: /* 'Attribute <' */
1496	case eTokenTagEnd: /* 'Attribute </' */
1497	case eTokenDeclaration: /* 'Attribute <?' */
1498	case eTokenClear:
1499	pXML->error = eXMLErrorUnexpectedToken;
1500	return FALSE;
1501	default: break;
1502	}
1503	break;
1504
1505	// If we are looking for an attribute value
1506	case eAttribValue:
1507	// Check what the current token type is
1508	switch(xtype)
1509	{
1510	// If the current type is text or quoted text...
1511	// Eg. 'Attribute = "Value"' or 'Attribute = Value' or
1512	// 'Attribute = 'Value''.
1513	case eTokenText:
1514	case eTokenQuotedText:
1515	// If we are a declaration element '<?' then we need
1516	// to remove extra closing '?' if it exists
1517	if (d->isDeclaration &&
1518	(token.pStr[cbToken-1]) == _X('?'))
1519	{
1520	cbToken--;
1521	}
1522
1523	if (cbTemp)
1524	{
1525	// Add the valued attribute to the list
1526	if (xtype==eTokenQuotedText) { token.pStr++; cbToken-=2; }
1527	XMLSTR attrVal=(XMLSTR)token.pStr;
1528	if (attrVal)
1529	{
1530	attrVal=fromXMLString(attrVal,cbToken,pXML);
1531	if (!attrVal) return FALSE;
1532	}
1533	addAttribute_priv(MEMORYINCREASE,stringDup(lpszTemp,cbTemp),attrVal);
1534	}
1535
1536	// Indicate we are searching for a new attribute
1537	attrib = eAttribName;
1538	break;
1539
1540	// Errors...
1541	case eTokenTagStart: /* 'Attr = <' */
1542	case eTokenTagEnd: /* 'Attr = </' */
1543	case eTokenCloseTag: /* 'Attr = >' */
1544	case eTokenShortHandClose: /* "Attr = />" */
1545	case eTokenEquals: /* 'Attr = =' */
1546	case eTokenDeclaration: /* 'Attr = <?' */
1547	case eTokenClear:
1548	pXML->error = eXMLErrorUnexpectedToken;
1549	return FALSE;
1550	break;
1551	default: break;
1552	}
1553	}
1554	}
1555	}
1556	// If we failed to obtain the next token
1557	else
1558	{
1559	if ((!d->isDeclaration)&&(d->pParent))
1560	{
1561	#ifdef STRICT_PARSING
1562	pXML->error=eXMLErrorUnmatchedEndTag;
1563	#else
1564	pXML->error=eXMLErrorMissingEndTag;
1565	#endif
1566	pXML->nIndexMissigEndTag=pXML->nIndex;
1567	}
1568	maybeAddTxT(pXML,pXML->lpXML+pXML->nIndex);
1569	return FALSE;
1570	}
1571	}
1572	}
1573
1574	// Count the number of lines and columns in an XML string.
1575	static void CountLinesAndColumns(XMLCSTR lpXML, int nUpto, XMLResults *pResults)
1576	{
1577	XMLCHAR ch;
1578	assert(lpXML);
1579	assert(pResults);
1580
1581	struct XML xml={ lpXML,lpXML, 0, 0, eXMLErrorNone, NULL, 0, NULL, 0, TRUE };
1582
1583	pResults->nLine = 1;
1584	pResults->nColumn = 1;
1585	while (xml.nIndex<nUpto)
1586	{
1587	ch = getNextChar(&xml);
1588	if (ch != _X('\n')) pResults->nColumn++;
1589	else
1590	{
1591	pResults->nLine++;
1592	pResults->nColumn=1;
1593	}
1594	}
1595	}
1596
1597	// Parse XML and return the root element.
1598	XMLNode XMLNode::parseString(XMLCSTR lpszXML, XMLCSTR tag, XMLResults *pResults)
1599	{
1600	if (!lpszXML)
1601	{
1602	if (pResults)
1603	{
1604	pResults->error=eXMLErrorNoElements;
1605	pResults->nLine=0;
1606	pResults->nColumn=0;
1607	}
1608	return emptyXMLNode;
1609	}
1610
1611	XMLNode xnode(NULL,NULL,FALSE);
1612	struct XML xml={ lpszXML, lpszXML, 0, 0, eXMLErrorNone, NULL, 0, NULL, 0, TRUE };
1613
1614	// Create header element
1615	xnode.ParseXMLElement(&xml);
1616	enum XMLError error = xml.error;
1617	if (!xnode.nChildNode()) error=eXMLErrorNoXMLTagFound;
1618	if ((xnode.nChildNode()==1)&&(xnode.nElement()==1)) xnode=xnode.getChildNode(); // skip the empty node
1619
1620	// If no error occurred
1621	if ((error==eXMLErrorNone)\|\|(error==eXMLErrorMissingEndTag)\|\|(error==eXMLErrorNoXMLTagFound))
1622	{
1623	XMLCSTR name=xnode.getName();
1624	if (tag&&xstrlen(tag)&&((!name)\|\|(xstricmp(xnode.getName(),tag))))
1625	{
1626	XMLNode nodeTmp;
1627	int i=0;
1628	while (i<xnode.nChildNode())
1629	{
1630	nodeTmp=xnode.getChildNode(i);
1631	if (xstricmp(nodeTmp.getName(),tag)==0) break;
1632	if (nodeTmp.isDeclaration()) { xnode=nodeTmp; i=0; } else i++;
1633	}
1634	if (i>=xnode.nChildNode())
1635	{
1636	if (pResults)
1637	{
1638	pResults->error=eXMLErrorFirstTagNotFound;
1639	pResults->nLine=0;
1640	pResults->nColumn=0;
1641	}
1642	return emptyXMLNode;
1643	}
1644	xnode=nodeTmp;
1645	}
1646	} else
1647	{
1648	// Cleanup: this will destroy all the nodes
1649	xnode = emptyXMLNode;
1650	}
1651
1652
1653	// If we have been given somewhere to place results
1654	if (pResults)
1655	{
1656	pResults->error = error;
1657
1658	// If we have an error
1659	if (error!=eXMLErrorNone)
1660	{
1661	if (error==eXMLErrorMissingEndTag) xml.nIndex=xml.nIndexMissigEndTag;
1662	// Find which line and column it starts on.
1663	CountLinesAndColumns(xml.lpXML, xml.nIndex, pResults);
1664	}
1665	}
1666	return xnode;
1667	}
1668
1669	XMLNode XMLNode::parseFile(XMLCSTR filename, XMLCSTR tag, XMLResults *pResults)
1670	{
1671	if (pResults) { pResults->nLine=0; pResults->nColumn=0; }
1672	FILE *f=xfopen(filename,_X("rb"));
1673	if (f==NULL) { if (pResults) pResults->error=eXMLErrorFileNotFound; return emptyXMLNode; }
1674	fseek(f,0,SEEK_END);
1675	int l=ftell(f),headerSz=0;
1676	if (!l) { if (pResults) pResults->error=eXMLErrorEmpty; fclose(f); return emptyXMLNode; }
1677	fseek(f,0,SEEK_SET);
1678	unsigned char buf=(unsigned char)malloc(l+4);
1679	fread(buf,l,1,f);
1680	fclose(f);
1681	buf[l]=0;buf[l+1]=0;buf[l+2]=0;buf[l+3]=0;
1682	#ifdef _XMLWIDECHAR
1683	if (guessWideCharChars)
1684	{
1685	if (!myIsTextWideChar(buf,l))
1686	{
1687	if ((buf[0]==0xef)&&(buf[1]==0xbb)&&(buf[2]==0xbf)) headerSz=3;
1688	XMLSTR b2=myMultiByteToWideChar((const char*)(buf+headerSz));
1689	free(buf); buf=(unsigned char*)b2; headerSz=0;
1690	} else
1691	{
1692	if ((buf[0]==0xef)&&(buf[1]==0xff)) headerSz=2;
1693	if ((buf[0]==0xff)&&(buf[1]==0xfe)) headerSz=2;
1694	}
1695	}
1696	#else
1697	if (guessWideCharChars)
1698	{
1699	if (myIsTextWideChar(buf,l))
1700	{
1701	l/=sizeof(wchar_t);
1702	if ((buf[0]==0xef)&&(buf[1]==0xff)) headerSz=2;
1703	if ((buf[0]==0xff)&&(buf[1]==0xfe)) headerSz=2;
1704	char b2=myWideCharToMultiByte((const wchar_t)(buf+headerSz));
1705	free(buf); buf=(unsigned char*)b2; headerSz=0;
1706	} else
1707	{
1708	if ((buf[0]==0xef)&&(buf[1]==0xbb)&&(buf[2]==0xbf)) headerSz=3;
1709	}
1710	}
1711	#endif
1712
1713	if (!buf) { if (pResults) pResults->error=eXMLErrorCharConversionError; return emptyXMLNode; }
1714	XMLNode x=parseString((XMLSTR)(buf+headerSz),tag,pResults);
1715	free(buf);
1716	return x;
1717	}
1718
1719	static inline void charmemset(XMLSTR dest,XMLCHAR c,int l) { while (l--) *(dest++)=c; }
1720	// private:
1721	// Creates an user friendly XML string from a given element with
1722	// appropriate white space and carriage returns.
1723	//
1724	// This recurses through all subnodes then adds contents of the nodes to the
1725	// string.
1726	int XMLNode::CreateXMLStringR(XMLNodeData *pEntry, XMLSTR lpszMarker, int nFormat)
1727	{
1728	int nResult = 0;
1729	int cb;
1730	int cbElement;
1731	int nChildFormat=-1;
1732	int nElementI=pEntry->nChild+pEntry->nText+pEntry->nClear;
1733	int i,j;
1734
1735	assert(pEntry);
1736
1737	#define LENSTR(lpsz) (lpsz ? xstrlen(lpsz) : 0)
1738
1739	// If the element has no name then assume this is the head node.
1740	cbElement = (int)LENSTR(pEntry->lpszName);
1741
1742	if (cbElement)
1743	{
1744	// "<elementname "
1745	cb = nFormat == -1 ? 0 : nFormat;
1746
1747	if (lpszMarker)
1748	{
1749	if (cb) charmemset(lpszMarker, INDENTCHAR, sizeof(XMLCHAR)*cb);
1750	nResult = cb;
1751	lpszMarker[nResult++]=_X('<');
1752	if (pEntry->isDeclaration) lpszMarker[nResult++]=_X('?');
1753	xstrcpy(&lpszMarker[nResult], pEntry->lpszName);
1754	nResult+=cbElement;
1755	lpszMarker[nResult++]=_X(' ');
1756
1757	} else
1758	{
1759	nResult+=cbElement+2+cb;
1760	if (pEntry->isDeclaration) nResult++;
1761	}
1762
1763	// Enumerate attributes and add them to the string
1764	XMLAttribute *pAttr=pEntry->pAttribute;
1765	for (i=0; i<pEntry->nAttribute; i++)
1766	{
1767	// "Attrib
1768	cb = (int)LENSTR(pAttr->lpszName);
1769	if (cb)
1770	{
1771	if (lpszMarker) xstrcpy(&lpszMarker[nResult], pAttr->lpszName);
1772	nResult += cb;
1773	// "Attrib=Value "
1774	if (pAttr->lpszValue)
1775	{
1776	cb=(int)lengthXMLString(pAttr->lpszValue);
1777	if (lpszMarker)
1778	{
1779	lpszMarker[nResult]=_X('=');
1780	lpszMarker[nResult+1]=_X('"');
1781	if (cb) toXMLStringUnSafe(&lpszMarker[nResult+2],pAttr->lpszValue);
1782	lpszMarker[nResult+cb+2]=_X('"');
1783	}
1784	nResult+=cb+3;
1785	}
1786	if (lpszMarker) lpszMarker[nResult] = _X(' ');
1787	nResult++;
1788	}
1789	pAttr++;
1790	}
1791
1792	if (pEntry->isDeclaration)
1793	{
1794	if (lpszMarker)
1795	{
1796	lpszMarker[nResult-1]=_X('?');
1797	lpszMarker[nResult]=_X('>');
1798	}
1799	nResult++;
1800	if (nFormat!=-1)
1801	{
1802	if (lpszMarker) lpszMarker[nResult]=_X('\n');
1803	nResult++;
1804	}
1805	} else
1806	// If there are child nodes we need to terminate the start tag
1807	if (nElementI)
1808	{
1809	if (lpszMarker) lpszMarker[nResult-1]=_X('>');
1810	if (nFormat!=-1)
1811	{
1812	if (lpszMarker) lpszMarker[nResult]=_X('\n');
1813	nResult++;
1814	}
1815	} else nResult--;
1816	}
1817
1818	// Calculate the child format for when we recurse. This is used to
1819	// determine the number of spaces used for prefixes.
1820	if (nFormat!=-1)
1821	{
1822	if (cbElement&&(!pEntry->isDeclaration)) nChildFormat=nFormat+1;
1823	else nChildFormat=nFormat;
1824	}
1825
1826	// Enumerate through remaining children
1827	for (i=0; i<nElementI; i++)
1828	{
1829	j=pEntry->pOrder[i];
1830	switch((XMLElementType)(j&3))
1831	{
1832	// Text nodes
1833	case eNodeText:
1834	{
1835	// "Text"
1836	XMLCSTR pChild=pEntry->pText[j>>2];
1837	cb = (int)lengthXMLString(pChild);
1838	if (cb)
1839	{
1840	if (nFormat!=-1)
1841	{
1842	if (lpszMarker)
1843	{
1844	charmemset(&lpszMarker[nResult],INDENTCHAR,sizeof(XMLCHAR)*(nFormat + 1));
1845	toXMLStringUnSafe(&lpszMarker[nResult+nFormat+1],pChild);
1846	lpszMarker[nResult+nFormat+1+cb]=_X('\n');
1847	}
1848	nResult+=cb+nFormat+2;
1849	} else
1850	{
1851	if (lpszMarker) toXMLStringUnSafe(&lpszMarker[nResult], pChild);
1852	nResult += cb;
1853	}
1854	}
1855	break;
1856	}
1857
1858	// Clear type nodes
1859	case eNodeClear:
1860	{
1861	XMLClear *pChild=pEntry->pClear+(j>>2);
1862	// "OpenTag"
1863	cb = (int)LENSTR(pChild->lpszOpenTag);
1864	if (cb)
1865	{
1866	if (nFormat!=-1)
1867	{
1868	if (lpszMarker)
1869	{
1870	charmemset(&lpszMarker[nResult], INDENTCHAR, sizeof(XMLCHAR)*(nFormat + 1));
1871	xstrcpy(&lpszMarker[nResult+nFormat+1], pChild->lpszOpenTag);
1872	}
1873	nResult+=cb+nFormat+1;
1874	}
1875	else
1876	{
1877	if (lpszMarker)xstrcpy(&lpszMarker[nResult], pChild->lpszOpenTag);
1878	nResult += cb;
1879	}
1880	}
1881
1882	// "OpenTag Value"
1883	cb = (int)LENSTR(pChild->lpszValue);
1884	if (cb)
1885	{
1886	if (lpszMarker) xstrcpy(&lpszMarker[nResult], pChild->lpszValue);
1887	nResult += cb;
1888	}
1889
1890	// "OpenTag Value CloseTag"
1891	cb = (int)LENSTR(pChild->lpszCloseTag);
1892	if (cb)
1893	{
1894	if (lpszMarker) xstrcpy(&lpszMarker[nResult], pChild->lpszCloseTag);
1895	nResult += cb;
1896	}
1897
1898	if (nFormat!=-1)
1899	{
1900	if (lpszMarker) lpszMarker[nResult] = _X('\n');
1901	nResult++;
1902	}
1903	break;
1904	}
1905
1906	// Element nodes
1907	case eNodeChild:
1908	{
1909	// Recursively add child nodes
1910	nResult += CreateXMLStringR(pEntry->pChild[j>>2].d, lpszMarker ? lpszMarker + nResult : 0, nChildFormat);
1911	break;
1912	}
1913	default: break;
1914	}
1915	}
1916
1917	if ((cbElement)&&(!pEntry->isDeclaration))
1918	{
1919	// If we have child entries we need to use long XML notation for
1920	// closing the element - "<elementname>blah blah blah</elementname>"
1921	if (nElementI)
1922	{
1923	// "</elementname>\0"
1924	if (lpszMarker)
1925	{
1926	if (nFormat != -1)
1927	{
1928	if (nFormat)
1929	{
1930	charmemset(&lpszMarker[nResult], INDENTCHAR,sizeof(XMLCHAR)*nFormat);
1931	nResult+=nFormat;
1932	}
1933	}
1934
1935	xstrcpy(&lpszMarker[nResult], _X("</"));
1936	nResult += 2;
1937	xstrcpy(&lpszMarker[nResult], pEntry->lpszName);
1938	nResult += cbElement;
1939
1940	if (nFormat == -1)
1941	{
1942	xstrcpy(&lpszMarker[nResult], _X(">"));
1943	nResult++;
1944	} else
1945	{
1946	xstrcpy(&lpszMarker[nResult], _X(">\n"));
1947	nResult+=2;
1948	}
1949	} else
1950	{
1951	if (nFormat != -1) nResult+=cbElement+4+nFormat;
1952	else nResult+=cbElement+3;
1953	}
1954	} else
1955	{
1956	// If there are no children we can use shorthand XML notation -
1957	// "<elementname/>"
1958	// "/>\0"
1959	if (lpszMarker)
1960	{
1961	if (nFormat == -1)
1962	{
1963	xstrcpy(&lpszMarker[nResult], _X("/>"));
1964	nResult += 2;
1965	}
1966	else
1967	{
1968	xstrcpy(&lpszMarker[nResult], _X("/>\n"));
1969	nResult += 3;
1970	}
1971	}
1972	else
1973	{
1974	nResult += nFormat == -1 ? 2 : 3;
1975	}
1976	}
1977	}
1978
1979	return nResult;
1980	}
1981
1982	#undef LENSTR
1983
1984	// Create an XML string
1985	// @param int nFormat - 0 if no formatting is required
1986	// otherwise nonzero for formatted text
1987	// with carriage returns and indentation.
1988	// @param int *pnSize - [out] pointer to the size of the
1989	// returned string not including the
1990	// NULL terminator.
1991	// @return XMLSTR - Allocated XML string, you must free
1992	// this with free().
1993	XMLSTR XMLNode::createXMLString(int nFormat, int *pnSize) const
1994	{
1995	if (!d) { if (pnSize) *pnSize=0; return NULL; }
1996
1997	XMLSTR lpszResult = NULL;
1998	int cbStr;
1999
2000	// Recursively Calculate the size of the XML string
2001	if (!dropWhiteSpace) nFormat=0;
2002	nFormat = nFormat ? 0 : -1;
2003	cbStr = CreateXMLStringR(d, 0, nFormat);
2004	assert(cbStr);
2005	// Alllocate memory for the XML string + the NULL terminator and
2006	// create the recursively XML string.
2007	lpszResult=(XMLSTR)malloc((cbStr+1)*sizeof(XMLCHAR));
2008	CreateXMLStringR(d, lpszResult, nFormat);
2009	if (pnSize) *pnSize = cbStr;
2010	return lpszResult;
2011	}
2012
2013	int XMLNode::detachFromParent(XMLNodeData *d)
2014	{
2015	XMLNode *pa=d->pParent->pChild;
2016	int i=0;
2017	while (((void)(pa[i].d))!=((void)d)) i++;
2018	d->pParent->nChild--;
2019	if (d->pParent->nChild) memmove(pa+i,pa+i+1,(d->pParent->nChild-i)*sizeof(XMLNode));
2020	else { free(pa); d->pParent->pChild=NULL; }
2021	return removeOrderElement(d->pParent,eNodeChild,i);
2022	}
2023
2024	XMLNode::~XMLNode() { deleteNodeContent_priv(1,0); }
2025	void XMLNode::deleteNodeContent(){ deleteNodeContent_priv(0,1); }
2026	void XMLNode::deleteNodeContent_priv(char isInDestuctor, char force)
2027	{
2028	if (!d) return;
2029	if (isInDestuctor) (d->ref_count)--;
2030	if ((d->ref_count==0)\|\|force)
2031	{
2032	int i;
2033	if (d->pParent) detachFromParent(d);
2034	for(i=0; i<d->nChild; i++) { d->pChild[i].d->pParent=NULL; d->pChild[i].deleteNodeContent_priv(1,force); }
2035	myFree(d->pChild);
2036	for(i=0; i<d->nText; i++) free((void*)d->pText[i]);
2037	myFree(d->pText);
2038	for(i=0; i<d->nClear; i++) free((void*)d->pClear[i].lpszValue);
2039	myFree(d->pClear);
2040	for(i=0; i<d->nAttribute; i++)
2041	{
2042	free((void*)d->pAttribute[i].lpszName);
2043	if (d->pAttribute[i].lpszValue) free((void*)d->pAttribute[i].lpszValue);
2044	}
2045	myFree(d->pAttribute);
2046	myFree(d->pOrder);
2047	myFree((void*)d->lpszName);
2048	d->nChild=0; d->nText=0; d->nClear=0; d->nAttribute=0;
2049	d->pChild=NULL; d->pText=NULL; d->pClear=NULL; d->pAttribute=NULL;
2050	d->pOrder=NULL; d->lpszName=NULL; d->pParent=NULL;
2051	}
2052	if (d->ref_count==0)
2053	{
2054	free(d);
2055	d=NULL;
2056	}
2057	}
2058
2059	XMLNode XMLNode::deepCopy() const
2060	{
2061	if (!d) return XMLNode::emptyXMLNode;
2062	XMLNode x(NULL,stringDup(d->lpszName),d->isDeclaration);
2063	XMLNodeData *p=x.d;
2064	int n=d->nAttribute;
2065	if (n)
2066	{
2067	p->nAttribute=n; p->pAttribute=(XMLAttribute)malloc(nsizeof(XMLAttribute));
2068	while (n--)
2069	{
2070	p->pAttribute[n].lpszName=stringDup(d->pAttribute[n].lpszName);
2071	p->pAttribute[n].lpszValue=stringDup(d->pAttribute[n].lpszValue);
2072	}
2073	}
2074	if (d->pOrder)
2075	{
2076	n=(d->nChild+d->nText+d->nClear)sizeof(int); p->pOrder=(int)malloc(n); memcpy(p->pOrder,d->pOrder,n);
2077	}
2078	n=d->nText;
2079	if (n)
2080	{
2081	p->nText=n; p->pText=(XMLCSTR)malloc(nsizeof(XMLCSTR));
2082	while(n--) p->pText[n]=stringDup(d->pText[n]);
2083	}
2084	n=d->nClear;
2085	if (n)
2086	{
2087	p->nClear=n; p->pClear=(XMLClear)malloc(nsizeof(XMLClear));
2088	while (n--)
2089	{
2090	p->pClear[n].lpszCloseTag=d->pClear[n].lpszCloseTag;
2091	p->pClear[n].lpszOpenTag=d->pClear[n].lpszOpenTag;
2092	p->pClear[n].lpszValue=stringDup(d->pClear[n].lpszValue);
2093	}
2094	}
2095	n=d->nChild;
2096	if (n)
2097	{
2098	p->nChild=n; p->pChild=(XMLNode)malloc(nsizeof(XMLNode));
2099	while (n--)
2100	{
2101	p->pChild[n].d=NULL;
2102	p->pChild[n]=d->pChild[n].deepCopy();
2103	p->pChild[n].d->pParent=p;
2104	}
2105	}
2106	return x;
2107	}
2108
2109	XMLNode XMLNode::addChild(XMLNode childNode, int pos)
2110	{
2111	XMLNodeData *dc=childNode.d;
2112	if ((!dc)\|\|(!d)) return childNode;
2113	if (dc->pParent) { if ((detachFromParent(dc)<=pos)&&(dc->pParent==d)) pos--; } else dc->ref_count++;
2114	dc->pParent=d;
2115	// int nc=d->nChild;
2116	// d->pChild=(XMLNode*)myRealloc(d->pChild,(nc+1),memoryIncrease,sizeof(XMLNode));
2117	d->pChild=(XMLNode*)addToOrder(0,&pos,d->nChild,d->pChild,sizeof(XMLNode),eNodeChild);
2118	d->pChild[pos].d=dc;
2119	d->nChild++;
2120	return childNode;
2121	}
2122
2123	void XMLNode::deleteAttribute(int i)
2124	{
2125	if ((!d)\|\|(i<0)\|\|(i>=d->nAttribute)) return;
2126	d->nAttribute--;
2127	XMLAttribute *p=d->pAttribute+i;
2128	free((void*)p->lpszName);
2129	if (p->lpszValue) free((void*)p->lpszValue);
2130	if (d->nAttribute) memmove(p,p+1,(d->nAttribute-i)*sizeof(XMLAttribute)); else { free(p); d->pAttribute=NULL; }
2131	}
2132
2133	void XMLNode::deleteAttribute(XMLAttribute *a){ if (a) deleteAttribute(a->lpszName); }
2134	void XMLNode::deleteAttribute(XMLCSTR lpszName)
2135	{
2136	int j=0;
2137	getAttribute(lpszName,&j);
2138	if (j) deleteAttribute(j-1);
2139	}
2140
2141	XMLAttribute *XMLNode::updateAttribute_WOSD(XMLSTR lpszNewValue, XMLSTR lpszNewName,int i)
2142	{
2143	if (!d) { if (lpszNewValue) free(lpszNewValue); if (lpszNewName) free(lpszNewName); return NULL; }
2144	if (i>=d->nAttribute)
2145	{
2146	if (lpszNewName) return addAttribute_WOSD(lpszNewName,lpszNewValue);
2147	return NULL;
2148	}
2149	XMLAttribute *p=d->pAttribute+i;
2150	if (p->lpszValue&&p->lpszValue!=lpszNewValue) free((void*)p->lpszValue);
2151	p->lpszValue=lpszNewValue;
2152	if (lpszNewName&&p->lpszName!=lpszNewName) { free((void*)p->lpszName); p->lpszName=lpszNewName; };
2153	return p;
2154	}
2155
2156	XMLAttribute XMLNode::updateAttribute_WOSD(XMLAttribute newAttribute, XMLAttribute *oldAttribute)
2157	{
2158	if (oldAttribute) return updateAttribute_WOSD((XMLSTR)newAttribute->lpszValue,(XMLSTR)newAttribute->lpszName,oldAttribute->lpszName);
2159	return addAttribute_WOSD((XMLSTR)newAttribute->lpszName,(XMLSTR)newAttribute->lpszValue);
2160	}
2161
2162	XMLAttribute *XMLNode::updateAttribute_WOSD(XMLSTR lpszNewValue, XMLSTR lpszNewName,XMLCSTR lpszOldName)
2163	{
2164	int j=0;
2165	getAttribute(lpszOldName,&j);
2166	if (j) return updateAttribute_WOSD(lpszNewValue,lpszNewName,j-1);
2167	else
2168	{
2169	if (lpszNewName) return addAttribute_WOSD(lpszNewName,lpszNewValue);
2170	else return addAttribute_WOSD(stringDup(lpszOldName),lpszNewValue);
2171	}
2172	}
2173
2174	int XMLNode::indexText(XMLCSTR lpszValue) const
2175	{
2176	if (!d) return -1;
2177	int i,l=d->nText;
2178	if (!lpszValue) { if (l) return 0; return -1; }
2179	XMLCSTR *p=d->pText;
2180	for (i=0; i<l; i++) if (lpszValue==p[i]) return i;
2181	return -1;
2182	}
2183
2184	void XMLNode::deleteText(int i)
2185	{
2186	if ((!d)\|\|(i<0)\|\|(i>=d->nText)) return;
2187	d->nText--;
2188	XMLCSTR *p=d->pText+i;
2189	free((void)p);
2190	if (d->nText) memmove(p,p+1,(d->nText-i)*sizeof(XMLCSTR)); else { free(p); d->pText=NULL; }
2191	removeOrderElement(d,eNodeText,i);
2192	}
2193
2194	void XMLNode::deleteText(XMLCSTR lpszValue) { deleteText(indexText(lpszValue)); }
2195
2196	XMLCSTR XMLNode::updateText_WOSD(XMLSTR lpszNewValue, int i)
2197	{
2198	if (!d) { if (lpszNewValue) free(lpszNewValue); return NULL; }
2199	if (i>=d->nText) return addText_WOSD(lpszNewValue);
2200	XMLCSTR *p=d->pText+i;
2201	if (p!=lpszNewValue) { free((void)p); p=lpszNewValue; }
2202	return lpszNewValue;
2203	}
2204
2205	XMLCSTR XMLNode::updateText_WOSD(XMLSTR lpszNewValue, XMLCSTR lpszOldValue)
2206	{
2207	if (!d) { if (lpszNewValue) free(lpszNewValue); return NULL; }
2208	int i=indexText(lpszOldValue);
2209	if (i>=0) return updateText_WOSD(lpszNewValue,i);
2210	return addText_WOSD(lpszNewValue);
2211	}
2212
2213	void XMLNode::deleteClear(int i)
2214	{
2215	if ((!d)\|\|(i<0)\|\|(i>=d->nClear)) return;
2216	d->nClear--;
2217	XMLClear *p=d->pClear+i;
2218	free((void*)p->lpszValue);
2219	if (d->nClear) memmove(p,p+1,(d->nClear-i)*sizeof(XMLClear)); else { free(p); d->pClear=NULL; }
2220	removeOrderElement(d,eNodeClear,i);
2221	}
2222
2223	int XMLNode::indexClear(XMLCSTR lpszValue) const
2224	{
2225	if (!d) return -1;
2226	int i,l=d->nClear;
2227	if (!lpszValue) { if (l) return 0; return -1; }
2228	XMLClear *p=d->pClear;
2229	for (i=0; i<l; i++) if (lpszValue==p[i].lpszValue) return i;
2230	return -1;
2231	}
2232
2233	void XMLNode::deleteClear(XMLCSTR lpszValue) { deleteClear(indexClear(lpszValue)); }
2234	void XMLNode::deleteClear(XMLClear *a) { if (a) deleteClear(a->lpszValue); }
2235
2236	XMLClear *XMLNode::updateClear_WOSD(XMLSTR lpszNewContent, int i)
2237	{
2238	if (!d) { if (lpszNewContent) free(lpszNewContent); return NULL; }
2239	if (i>=d->nClear) return addClear_WOSD(lpszNewContent);
2240	XMLClear *p=d->pClear+i;
2241	if (lpszNewContent!=p->lpszValue) { free((void*)p->lpszValue); p->lpszValue=lpszNewContent; }
2242	return p;
2243	}
2244
2245	XMLClear *XMLNode::updateClear_WOSD(XMLSTR lpszNewContent, XMLCSTR lpszOldValue)
2246	{
2247	if (!d) { if (lpszNewContent) free(lpszNewContent); return NULL; }
2248	int i=indexClear(lpszOldValue);
2249	if (i>=0) return updateClear_WOSD(lpszNewContent,i);
2250	return addClear_WOSD(lpszNewContent);
2251	}
2252
2253	XMLClear XMLNode::updateClear_WOSD(XMLClear newP,XMLClear *oldP)
2254	{
2255	if (oldP) return updateClear_WOSD((XMLSTR)newP->lpszValue,(XMLSTR)oldP->lpszValue);
2256	return NULL;
2257	}
2258
2259	XMLNode& XMLNode::operator=( const XMLNode& A )
2260	{
2261	// shallow copy
2262	if (this != &A)
2263	{
2264	deleteNodeContent_priv(1,0);
2265	d=A.d;
2266	if (d) (d->ref_count) ++ ;
2267	}
2268	return *this;
2269	}
2270
2271	XMLNode::XMLNode(const XMLNode &A)
2272	{
2273	// shallow copy
2274	d=A.d;
2275	if (d) (d->ref_count)++ ;
2276	}
2277
2278	int XMLNode::nChildNode(XMLCSTR name) const
2279	{
2280	if (!d) return 0;
2281	int i,j=0,n=d->nChild;
2282	XMLNode *pc=d->pChild;
2283	for (i=0; i<n; i++)
2284	{
2285	if (xstricmp(pc->d->lpszName, name)==0) j++;
2286	pc++;
2287	}
2288	return j;
2289	}
2290
2291	XMLNode XMLNode::getChildNode(XMLCSTR name, int *j) const
2292	{
2293	if (!d) return emptyXMLNode;
2294	int i=0,n=d->nChild;
2295	if (j) i=*j;
2296	XMLNode *pc=d->pChild+i;
2297	for (; i<n; i++)
2298	{
2299	if (xstricmp(pc->d->lpszName, name)==0)
2300	{
2301	if (j) *j=i+1;
2302	return *pc;
2303	}
2304	pc++;
2305	}
2306	return emptyXMLNode;
2307	}
2308
2309	XMLNode XMLNode::getChildNode(XMLCSTR name, int j) const
2310	{
2311	if (!d) return emptyXMLNode;
2312	int i=0;
2313	while (j-->0) getChildNode(name,&i);
2314	return getChildNode(name,&i);
2315	}
2316
2317	XMLElementPosition XMLNode::positionOfText (int i) const { if (i>=d->nText ) i=d->nText-1; return findPosition(d,i,eNodeText ); }
2318	XMLElementPosition XMLNode::positionOfClear (int i) const { if (i>=d->nClear) i=d->nClear-1; return findPosition(d,i,eNodeClear); }
2319	XMLElementPosition XMLNode::positionOfChildNode(int i) const { if (i>=d->nChild) i=d->nChild-1; return findPosition(d,i,eNodeChild); }
2320	XMLElementPosition XMLNode::positionOfText (XMLCSTR lpszValue) const { return positionOfText (indexText (lpszValue)); }
2321	XMLElementPosition XMLNode::positionOfClear(XMLCSTR lpszValue) const { return positionOfClear(indexClear(lpszValue)); }
2322	XMLElementPosition XMLNode::positionOfClear(XMLClear *a) const { if (a) return positionOfClear(a->lpszValue); return positionOfClear(); }
2323	XMLElementPosition XMLNode::positionOfChildNode(XMLNode x) const
2324	{
2325	if ((!d)\|\|(!x.d)) return -1;
2326	XMLNodeData *dd=x.d;
2327	XMLNode *pc=d->pChild;
2328	int i=d->nChild;
2329	while (i--) if (pc[i].d==dd) return findPosition(d,i,eNodeChild);
2330	return -1;
2331	}
2332	XMLElementPosition XMLNode::positionOfChildNode(XMLCSTR name, int count) const
2333	{
2334	if (!name) return positionOfChildNode(count);
2335	int j=0;
2336	do { getChildNode(name,&j); if (j<0) return -1; } while (count--);
2337	return findPosition(d,j-1,eNodeChild);
2338	}
2339
2340	XMLNode XMLNode::getChildNodeWithAttribute(XMLCSTR name,XMLCSTR attributeName,XMLCSTR attributeValue, int *k) const
2341	{
2342	int i=0,j;
2343	if (k) i=*k;
2344	XMLNode x;
2345	XMLCSTR t;
2346	do
2347	{
2348	x=getChildNode(name,&i);
2349	if (!x.isEmpty())
2350	{
2351	if (attributeValue)
2352	{
2353	j=0;
2354	do
2355	{
2356	t=x.getAttribute(attributeName,&j);
2357	if (t&&(xstricmp(attributeValue,t)==0)) { if (k) *k=i+1; return x; }
2358	} while (t);
2359	} else
2360	{
2361	if (x.isAttributeSet(attributeName)) { if (k) *k=i+1; return x; }
2362	}
2363	}
2364	} while (!x.isEmpty());
2365	return emptyXMLNode;
2366	}
2367
2368	// Find an attribute on an node.
2369	XMLCSTR XMLNode::getAttribute(XMLCSTR lpszAttrib, int *j) const
2370	{
2371	if (!d) return NULL;
2372	int i=0,n=d->nAttribute;
2373	if (j) i=*j;
2374	XMLAttribute *pAttr=d->pAttribute+i;
2375	for (; i<n; i++)
2376	{
2377	if (xstricmp(pAttr->lpszName, lpszAttrib)==0)
2378	{
2379	if (j) *j=i+1;
2380	return pAttr->lpszValue;
2381	}
2382	pAttr++;
2383	}
2384	return NULL;
2385	}
2386
2387	char XMLNode::isAttributeSet(XMLCSTR lpszAttrib) const
2388	{
2389	if (!d) return FALSE;
2390	int i,n=d->nAttribute;
2391	XMLAttribute *pAttr=d->pAttribute;
2392	for (i=0; i<n; i++)
2393	{
2394	if (xstricmp(pAttr->lpszName, lpszAttrib)==0)
2395	{
2396	return TRUE;
2397	}
2398	pAttr++;
2399	}
2400	return FALSE;
2401	}
2402
2403	XMLCSTR XMLNode::getAttribute(XMLCSTR name, int j) const
2404	{
2405	if (!d) return NULL;
2406	int i=0;
2407	while (j-->0) getAttribute(name,&i);
2408	return getAttribute(name,&i);
2409	}
2410
2411	XMLNodeContents XMLNode::enumContents(int i) const
2412	{
2413	XMLNodeContents c;
2414	if (!d) { c.etype=eNodeNULL; return c; }
2415	if (i<d->nAttribute)
2416	{
2417	c.etype=eNodeAttribute;
2418	c.attrib=d->pAttribute[i];
2419	return c;
2420	}
2421	i-=d->nAttribute;
2422	c.etype=(XMLElementType)(d->pOrder[i]&3);
2423	i=(d->pOrder[i])>>2;
2424	switch (c.etype)
2425	{
2426	case eNodeChild: c.child = d->pChild[i]; break;
2427	case eNodeText: c.text = d->pText[i]; break;
2428	case eNodeClear: c.clear = d->pClear[i]; break;
2429	default: break;
2430	}
2431	return c;
2432	}
2433
2434	XMLCSTR XMLNode::getName() const { if (!d) return NULL; return d->lpszName; }
2435	int XMLNode::nText() const { if (!d) return 0; return d->nText; }
2436	int XMLNode::nChildNode() const { if (!d) return 0; return d->nChild; }
2437	int XMLNode::nAttribute() const { if (!d) return 0; return d->nAttribute; }
2438	int XMLNode::nClear() const { if (!d) return 0; return d->nClear; }
2439	int XMLNode::nElement() const { if (!d) return 0; return d->nAttribute+d->nChild+d->nText+d->nClear; }
2440	XMLClear XMLNode::getClear (int i) const { if ((!d)\|\|(i>=d->nClear )) return emptyXMLClear; return d->pClear[i]; }
2441	XMLAttribute XMLNode::getAttribute (int i) const { if ((!d)\|\|(i>=d->nAttribute)) return emptyXMLAttribute; return d->pAttribute[i]; }
2442	XMLCSTR XMLNode::getAttributeName (int i) const { if ((!d)\|\|(i>=d->nAttribute)) return NULL; return d->pAttribute[i].lpszName; }
2443	XMLCSTR XMLNode::getAttributeValue(int i) const { if ((!d)\|\|(i>=d->nAttribute)) return NULL; return d->pAttribute[i].lpszValue; }
2444	XMLCSTR XMLNode::getText (int i) const { if ((!d)\|\|(i>=d->nText )) return NULL; return d->pText[i]; }
2445	XMLNode XMLNode::getChildNode (int i) const { if ((!d)\|\|(i>=d->nChild )) return emptyXMLNode; return d->pChild[i]; }
2446	XMLNode XMLNode::getParentNode ( ) const { if ((!d)\|\|(!d->pParent )) return emptyXMLNode; return XMLNode(d->pParent); }
2447	char XMLNode::isDeclaration ( ) const { if (!d) return 0; return d->isDeclaration; }
2448	char XMLNode::isEmpty ( ) const { return (d==NULL); }
2449	XMLNode XMLNode::emptyNode ( ) { return XMLNode::emptyXMLNode; }
2450
2451	XMLNode XMLNode::addChild(XMLCSTR lpszName, char isDeclaration, XMLElementPosition pos)
2452	{ return addChild_priv(0,stringDup(lpszName),isDeclaration,pos); }
2453	XMLNode XMLNode::addChild_WOSD(XMLSTR lpszName, char isDeclaration, XMLElementPosition pos)
2454	{ return addChild_priv(0,lpszName,isDeclaration,pos); }
2455	XMLAttribute *XMLNode::addAttribute(XMLCSTR lpszName, XMLCSTR lpszValue)
2456	{ return addAttribute_priv(0,stringDup(lpszName),stringDup(lpszValue)); }
2457	XMLAttribute *XMLNode::addAttribute_WOSD(XMLSTR lpszName, XMLSTR lpszValuev)
2458	{ return addAttribute_priv(0,lpszName,lpszValuev); }
2459	XMLCSTR XMLNode::addText(XMLCSTR lpszValue, XMLElementPosition pos)
2460	{ return addText_priv(0,stringDup(lpszValue),pos); }
2461	XMLCSTR XMLNode::addText_WOSD(XMLSTR lpszValue, XMLElementPosition pos)
2462	{ return addText_priv(0,lpszValue,pos); }
2463	XMLClear *XMLNode::addClear(XMLCSTR lpszValue, XMLCSTR lpszOpen, XMLCSTR lpszClose, XMLElementPosition pos)
2464	{ return addClear_priv(0,stringDup(lpszValue),lpszOpen,lpszClose,pos); }
2465	XMLClear *XMLNode::addClear_WOSD(XMLSTR lpszValue, XMLCSTR lpszOpen, XMLCSTR lpszClose, XMLElementPosition pos)
2466	{ return addClear_priv(0,lpszValue,lpszOpen,lpszClose,pos); }
2467	XMLCSTR XMLNode::updateName(XMLCSTR lpszName)
2468	{ return updateName_WOSD(stringDup(lpszName)); }
2469	XMLAttribute XMLNode::updateAttribute(XMLAttribute newAttribute, XMLAttribute *oldAttribute)
2470	{ return updateAttribute_WOSD(stringDup(newAttribute->lpszValue),stringDup(newAttribute->lpszName),oldAttribute->lpszName); }
2471	XMLAttribute *XMLNode::updateAttribute(XMLCSTR lpszNewValue, XMLCSTR lpszNewName,int i)
2472	{ return updateAttribute_WOSD(stringDup(lpszNewValue),stringDup(lpszNewName),i); }
2473	XMLAttribute *XMLNode::updateAttribute(XMLCSTR lpszNewValue, XMLCSTR lpszNewName,XMLCSTR lpszOldName)
2474	{ return updateAttribute_WOSD(stringDup(lpszNewValue),stringDup(lpszNewName),lpszOldName); }
2475	XMLCSTR XMLNode::updateText(XMLCSTR lpszNewValue, int i)
2476	{ return updateText_WOSD(stringDup(lpszNewValue),i); }
2477	XMLCSTR XMLNode::updateText(XMLCSTR lpszNewValue, XMLCSTR lpszOldValue)
2478	{ return updateText_WOSD(stringDup(lpszNewValue),lpszOldValue); }
2479	XMLClear *XMLNode::updateClear(XMLCSTR lpszNewContent, int i)
2480	{ return updateClear_WOSD(stringDup(lpszNewContent),i); }
2481	XMLClear *XMLNode::updateClear(XMLCSTR lpszNewValue, XMLCSTR lpszOldValue)
2482	{ return updateClear_WOSD(stringDup(lpszNewValue),lpszOldValue); }
2483	XMLClear XMLNode::updateClear(XMLClear newP,XMLClear *oldP)
2484	{ return updateClear_WOSD(stringDup(newP->lpszValue),oldP->lpszValue); }
2485
2486	char XMLNode::setGlobalOptions(XMLCharEncoding _characterEncoding, char _guessWideCharChars, char _dropWhiteSpace)
2487	{
2488	guessWideCharChars=_guessWideCharChars; dropWhiteSpace=_dropWhiteSpace;
2489	#ifdef _XMLWIDECHAR
2490	if (_characterEncoding) characterEncoding=_characterEncoding;
2491	#else
2492	switch(_characterEncoding)
2493	{
2494	case encoding_UTF8: characterEncoding=_characterEncoding; XML_ByteTable=XML_utf8ByteTable; break;
2495	case encoding_ascii: characterEncoding=_characterEncoding; XML_ByteTable=XML_asciiByteTable; break;
2496	case encoding_ShiftJIS: characterEncoding=_characterEncoding; XML_ByteTable=XML_sjisByteTable; break;
2497	default: return 1;
2498	}
2499	#endif
2500	return 0;
2501	}
2502
2503	XMLNode::XMLCharEncoding XMLNode::guessCharEncoding(void *buf,int l, char useXMLEncodingAttribute)
2504	{
2505	#ifdef _XMLWIDECHAR
2506	return (XMLCharEncoding)0;
2507	#else
2508	if (l<25) return (XMLCharEncoding)0;
2509	if (guessWideCharChars&&(myIsTextWideChar(buf,l))) return (XMLCharEncoding)0;
2510	unsigned char b=(unsigned char)buf;
2511	if ((b[0]==0xef)&&(b[1]==0xbb)&&(b[2]==0xbf)) return encoding_UTF8;
2512
2513	// Match utf-8 model ?
2514	XMLCharEncoding bestGuess=encoding_UTF8;
2515	int i=0;
2516	while (i<l)
2517	switch (XML_utf8ByteTable[b[i]])
2518	{
2519	case 4: i++; if ((i<l)&&(b[i]& 0xC0)!=0x80) { bestGuess=encoding_ascii; i=l; } // 10bbbbbb ?
2520	case 3: i++; if ((i<l)&&(b[i]& 0xC0)!=0x80) { bestGuess=encoding_ascii; i=l; } // 10bbbbbb ?
2521	case 2: i++; if ((i<l)&&(b[i]& 0xC0)!=0x80) { bestGuess=encoding_ascii; i=l; } // 10bbbbbb ?
2522	case 1: i++; break;
2523	case 0: i=l;
2524	}
2525	if (!useXMLEncodingAttribute) return bestGuess;
2526	// if encoding is specified and different from utf-8 than it's non-utf8
2527	// otherwise it's utf-8
2528	char bb[201];
2529	l=mmin(l,200);
2530	memcpy(bb,buf,l); // copy buf into bb to be able to do "bb[l]=0"
2531	bb[l]=0;
2532	b=(unsigned char*)strstr(bb,"encoding");
2533	if (!b) return bestGuess;
2534	b+=8; while XML_isSPACECHAR(b) b++; if (b!='=') return bestGuess;
2535	b++; while XML_isSPACECHAR(b) b++; if ((b!='\'')&&(*b!='"')) return bestGuess;
2536	b++; while XML_isSPACECHAR(*b) b++;
2537
2538	if ((_strnicmp((char*)b,"utf-8",5)==0)\|\|
2539	(_strnicmp((char*)b,"utf8",4)==0))
2540	{
2541	if (bestGuess==encoding_ascii) return (XMLCharEncoding)0;
2542	return encoding_UTF8;
2543	}
2544
2545	if ((_strnicmp((char*)b,"shiftjis",8)==0)\|\|
2546	(_strnicmp((char*)b,"shift-jis",9)==0)\|\|
2547	(_strnicmp((char*)b,"sjis",4)==0)) return encoding_ShiftJIS;
2548
2549	return encoding_ascii;
2550	#endif
2551	}
2552	#undef XML_isSPACECHAR
2553
2554	//////////////////////////////////////////////////////////
2555	// Here starts the base64 conversion functions. //
2556	//////////////////////////////////////////////////////////
2557
2558	static const char base64Fillchar = _X('='); // used to mark partial words at the end
2559
2560	// this lookup table defines the base64 encoding
2561	XMLCSTR base64EncodeTable=_X("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
2562
2563	// Decode Table gives the index of any valid base64 character in the Base64 table]
2564	// 96: '=' - 97: space char - 98: illegal char - 99: end of string
2565	const unsigned char base64DecodeTable[] = {
2566	99,98,98,98,98,98,98,98,98,97, 97,98,98,97,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, //00 -29
2567	98,98,97,98,98,98,98,98,98,98, 98,98,98,62,98,98,98,63,52,53, 54,55,56,57,58,59,60,61,98,98, //30 -59
2568	98,96,98,98,98, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14, 15,16,17,18,19,20,21,22,23,24, //60 -89
2569	25,98,98,98,98,98,98,26,27,28, 29,30,31,32,33,34,35,36,37,38, 39,40,41,42,43,44,45,46,47,48, //90 -119
2570	49,50,51,98,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, //120 -149
2571	98,98,98,98,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, //150 -179
2572	98,98,98,98,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, //180 -209
2573	98,98,98,98,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, 98,98,98,98,98,98,98,98,98,98, //210 -239
2574	98,98,98,98,98,98,98,98,98,98, 98,98,98,98,98,98 //240 -255
2575	};
2576
2577	XMLParserBase64Tool::~XMLParserBase64Tool(){ freeBuffer(); }
2578
2579	void XMLParserBase64Tool::freeBuffer(){ if (buf) free(buf); buf=NULL; buflen=0; }
2580
2581	int XMLParserBase64Tool::encodeLength(int inlen, char formatted)
2582	{
2583	unsigned int i=((inlen-1)/3*4+4+1);
2584	if (formatted) i+=inlen/54;
2585	return i;
2586	}
2587
2588	XMLSTR XMLParserBase64Tool::encode(unsigned char *inbuf, unsigned int inlen, char formatted)
2589	{
2590	int i=encodeLength(inlen,formatted),k=17,eLen=inlen/3,j;
2591	alloc(i*sizeof(XMLCHAR));
2592	XMLSTR curr=(XMLSTR)buf;
2593	for(i=0;i<eLen;i++)
2594	{
2595	// Copy next three bytes into lower 24 bits of int, paying attention to sign.
2596	j=(inbuf[0]<<16)\|(inbuf[1]<<8)\|inbuf[2]; inbuf+=3;
2597	// Encode the int into four chars
2598	*(curr++)=base64EncodeTable[ j>>18 ];
2599	*(curr++)=base64EncodeTable[(j>>12)&0x3f];
2600	*(curr++)=base64EncodeTable[(j>> 6)&0x3f];
2601	*(curr++)=base64EncodeTable[(j )&0x3f];
2602	if (formatted) { if (!k) { *(curr++)=_X('\n'); k=18; } k--; }
2603	}
2604	eLen=inlen-eLen*3; // 0 - 2.
2605	if (eLen==1)
2606	{
2607	*(curr++)=base64EncodeTable[ inbuf[0]>>2 ];
2608	*(curr++)=base64EncodeTable[(inbuf[0]<<4)&0x3F];
2609	*(curr++)=base64Fillchar;
2610	*(curr++)=base64Fillchar;
2611	} else if (eLen==2)
2612	{
2613	j=(inbuf[0]<<8)\|inbuf[1];
2614	*(curr++)=base64EncodeTable[ j>>10 ];
2615	*(curr++)=base64EncodeTable[(j>> 4)&0x3f];
2616	*(curr++)=base64EncodeTable[(j<< 2)&0x3f];
2617	*(curr++)=base64Fillchar;
2618	}
2619	*(curr++)=0;
2620	return (XMLSTR)buf;
2621	}
2622
2623	unsigned int XMLParserBase64Tool::decodeSize(XMLCSTR data,XMLError *xe)
2624	{
2625	if (xe) *xe=eXMLErrorNone;
2626	int size=0;
2627	unsigned char c;
2628	//skip any extra characters (e.g. newlines or spaces)
2629	while (*data)
2630	{
2631	#ifdef _XMLWIDECHAR
2632	if (data>255) { if (xe) xe=eXMLErrorBase64DecodeIllegalCharacter; return 0; }
2633	#endif
2634	c=base64DecodeTable[(unsigned char)(*data)];
2635	if (c<97) size++;
2636	else if (c==98) { if (xe) *xe=eXMLErrorBase64DecodeIllegalCharacter; return 0; }
2637	data++;
2638	}
2639	if (xe&&(size%4!=0)) *xe=eXMLErrorBase64DataSizeIsNotMultipleOf4;
2640	if (size==0) return 0;
2641	do { data--; size--; } while(*data==base64Fillchar); size++;
2642	return (unsigned int)((size*3)/4);
2643	}
2644
2645	unsigned char XMLParserBase64Tool::decode(XMLCSTR data, unsigned char buf, int len, XMLError xe)
2646	{
2647	if (xe) *xe=eXMLErrorNone;
2648	int i=0,p=0;
2649	unsigned char d,c;
2650	for(;;)
2651	{
2652
2653	#ifdef _XMLWIDECHAR
2654	#define BASE64DECODE_READ_NEXT_CHAR(c) \
2655	do { \
2656	if (data[i]>255){ c=98; break; } \
2657	c=base64DecodeTable[(unsigned char)data[i++]]; \
2658	}while (c==97); \
2659	if(c==98){ if(xe)*xe=eXMLErrorBase64DecodeIllegalCharacter; return 0; }
2660	#else
2661	#define BASE64DECODE_READ_NEXT_CHAR(c) \
2662	do { c=base64DecodeTable[(unsigned char)data[i++]]; }while (c==97); \
2663	if(c==98){ if(xe)*xe=eXMLErrorBase64DecodeIllegalCharacter; return 0; }
2664	#endif
2665
2666	BASE64DECODE_READ_NEXT_CHAR(c)
2667	if (c==99) { return 2; }
2668	if (c==96)
2669	{
2670	if (p==(int)len) return 2;
2671	if (xe) *xe=eXMLErrorBase64DecodeTruncatedData;
2672	return 1;
2673	}
2674
2675	BASE64DECODE_READ_NEXT_CHAR(d)
2676	if ((d==99)\|\|(d==96)) { if (xe) *xe=eXMLErrorBase64DecodeTruncatedData; return 1; }
2677	if (p==(int)len) { if (xe) *xe=eXMLErrorBase64DecodeBufferTooSmall; return 0; }
2678	buf[p++]=(unsigned char)((c<<2)\|((d>>4)&0x3));
2679
2680	BASE64DECODE_READ_NEXT_CHAR(c)
2681	if (c==99) { if (xe) *xe=eXMLErrorBase64DecodeTruncatedData; return 1; }
2682	if (p==(int)len)
2683	{
2684	if (c==96) return 2;
2685	if (xe) *xe=eXMLErrorBase64DecodeBufferTooSmall;
2686	return 0;
2687	}
2688	if (c==96) { if (xe) *xe=eXMLErrorBase64DecodeTruncatedData; return 1; }
2689	buf[p++]=(unsigned char)(((d<<4)&0xf0)\|((c>>2)&0xf));
2690
2691	BASE64DECODE_READ_NEXT_CHAR(d)
2692	if (d==99 ) { if (xe) *xe=eXMLErrorBase64DecodeTruncatedData; return 1; }
2693	if (p==(int)len)
2694	{
2695	if (d==96) return 2;
2696	if (xe) *xe=eXMLErrorBase64DecodeBufferTooSmall;
2697	return 0;
2698	}
2699	if (d==96) { if (xe) *xe=eXMLErrorBase64DecodeTruncatedData; return 1; }
2700	buf[p++]=(unsigned char)(((c<<6)&0xc0)\|d);
2701	}
2702	}
2703	#undef BASE64DECODE_READ_NEXT_CHAR
2704
2705	void XMLParserBase64Tool::alloc(int newsize)
2706	{
2707	if ((!buf)&&(newsize)) { buf=malloc(newsize); buflen=newsize; return; }
2708	if (newsize>buflen) { buf=realloc(buf,newsize); buflen=newsize; }
2709	}
2710
2711	unsigned char XMLParserBase64Tool::decode(XMLCSTR data, int outlen, XMLError *xe)
2712	{
2713	if (xe) *xe=eXMLErrorNone;
2714	unsigned int len=decodeSize(data,xe);
2715	if (outlen) *outlen=len;
2716	if (!len) return NULL;
2717	alloc(len+1);
2718	if(!decode(data,(unsigned char*)buf,len,xe)){ return NULL; }
2719	return (unsigned char*)buf;
2720	}
2721

Note: See TracBrowser for help on using the repository browser.

Download in other formats: